{
  "x402Version": 2,
  "id": 37622,
  "slug": "37622",
  "resource": "https://api.vextorium.com/eventos-contrato-pago",
  "description": "Latest events emitted by an EVM contract from the event signature (e.g. Transfer(address indexed from,address indexed to,uint256 value)), decoded with parameter names, block and transaction hash, over the last N blocks.",
  "type": "http",
  "serviceName": "Vextorium",
  "resourceType": "Blockchain Data",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "5000",
      "amountUsd": 0.005,
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
      "payTo": "HcjfmZLgWRZzwj4deEiS7pewc4KBYSw39mW5nTyt3pz2",
      "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
      "amount": "5000",
      "amountUsd": 0.005,
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "eip155:137",
      "payTo": "0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf",
      "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
      "amount": "5000",
      "amountUsd": 0.005,
      "maxTimeoutSeconds": 300
    },
    {
      "scheme": "exact",
      "network": "eip155:10",
      "payTo": "0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf",
      "asset": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85",
      "amount": "5000",
      "maxTimeoutSeconds": 604900
    },
    {
      "scheme": "exact",
      "network": "eip155:5042",
      "payTo": "0xb9f06D2734B7E9D7b21B64C4D8b95bd774b71aCf",
      "asset": "0x3600000000000000000000000000000000000000",
      "amount": "5000",
      "maxTimeoutSeconds": 604900
    }
  ],
  "outputSchema": {
    "properties": {
      "example": {
        "properties": {
          "bloques_revisados": {
            "type": [
              "number",
              "null"
            ]
          },
          "contrato": {
            "type": [
              "string",
              "null"
            ]
          },
          "encontrados": {
            "type": [
              "number",
              "null"
            ]
          },
          "evento": {
            "type": [
              "string",
              "null"
            ]
          },
          "eventos": {
            "items": {
              "properties": {
                "bloque": {
                  "type": [
                    "null",
                    "number"
                  ]
                },
                "hash": {
                  "type": [
                    "null",
                    "string"
                  ]
                },
                "valores": {
                  "properties": {
                    "from": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "to": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "value": {
                      "type": [
                        "null",
                        "string"
                      ]
                    }
                  },
                  "type": [
                    "null",
                    "object"
                  ]
                }
              },
              "type": [
                "null",
                "object"
              ]
            },
            "type": [
              "array",
              "null"
            ]
          },
          "nota": {
            "type": [
              "string",
              "null"
            ]
          },
          "red": {
            "type": [
              "string",
              "null"
            ]
          },
          "topic0": {
            "type": [
              "string",
              "null"
            ]
          }
        },
        "type": [
          "object",
          "null"
        ]
      },
      "type": {
        "type": "string"
      }
    },
    "required": [
      "type"
    ],
    "type": "object"
  },
  "extensions": {
    "bazaar": {
      "info": {
        "input": {
          "body": {
            "bloques": 20,
            "contrato": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
            "evento": "Transfer(address indexed from,address indexed to,uint256 value)",
            "limite": 3,
            "red": "base"
          },
          "bodyType": "json",
          "method": "POST",
          "type": "http"
        },
        "output": {
          "example": {
            "bloques_revisados": 20,
            "contrato": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
            "encontrados": 1957,
            "evento": "Transfer(address,address,uint256)",
            "eventos": [
              {
                "bloque": 52083754,
                "hash": "0x359530c6c0662f964433082b08488f565b893a9c54083a6edb12b3e04a8333d5",
                "valores": {
                  "from": "0x61040E143A77F165Ba44543AF4A079F2C809D14b",
                  "to": "0x41D4934322f2bd6fE1dbe4124070FE61651A2067",
                  "value": "83126144588"
                }
              },
              {
                "bloque": 52083754,
                "hash": "0x48d57ad6140d5c2a949f7ce0dcdfff54cc13f75010a762428c9080f0ac26e5fe",
                "valores": {
                  "from": "0x787fD1dc3b533171781e4Ae1A563c1AC7b4435E4",
                  "to": "0xb2cc224c1c9feE385f8ad6a55b4d94E92359DC59",
                  "value": "149022949510"
                }
              },
              {
                "bloque": 52083754,
                "hash": "0xf6157f9dbc08e8427847ed3057d38b0e867a5a1d1ff3a3c2370f0764f6e80b51",
                "valores": {
                  "from": "0xB9a6eC042dA44553a7f7F0B4Cb86EdBD91D1D8f8",
                  "to": "0x8A8e4170C09074b109352190d47e54d7c1F61e4E",
                  "value": "78574732"
                }
              }
            ],
            "nota": "Los valores dinámicos (string/bytes no indexados) se devuelven como palabra cruda.",
            "red": "base",
            "topic0": "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef"
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "body": {
                "properties": {
                  "bloques": {
                    "description": "Blocks back (10-5000, default 2000)",
                    "type": "integer"
                  },
                  "contrato": {
                    "type": "string"
                  },
                  "evento": {
                    "description": "Event signature with indexed markers and names",
                    "type": "string"
                  },
                  "limite": {
                    "description": "Events (1-200, default 50)",
                    "type": "integer"
                  },
                  "red": {
                    "enum": [
                      "base",
                      "ethereum",
                      "arbitrum",
                      "optimism",
                      "polygon"
                    ],
                    "type": "string"
                  }
                },
                "required": [
                  "contrato",
                  "evento"
                ]
              },
              "bodyType": {
                "enum": [
                  "json",
                  "form-data",
                  "text"
                ],
                "type": "string"
              },
              "method": {
                "enum": [
                  "POST"
                ],
                "type": "string"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method",
              "bodyType",
              "body"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "properties": {
                  "bloques_revisados": {
                    "type": [
                      "number",
                      "null"
                    ]
                  },
                  "contrato": {
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "encontrados": {
                    "type": [
                      "number",
                      "null"
                    ]
                  },
                  "evento": {
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "eventos": {
                    "items": {
                      "properties": {
                        "bloque": {
                          "type": [
                            "null",
                            "number"
                          ]
                        },
                        "hash": {
                          "type": [
                            "null",
                            "string"
                          ]
                        },
                        "valores": {
                          "properties": {
                            "from": {
                              "type": [
                                "null",
                                "string"
                              ]
                            },
                            "to": {
                              "type": [
                                "null",
                                "string"
                              ]
                            },
                            "value": {
                              "type": [
                                "null",
                                "string"
                              ]
                            }
                          },
                          "type": [
                            "null",
                            "object"
                          ]
                        }
                      },
                      "type": [
                        "null",
                        "object"
                      ]
                    },
                    "type": [
                      "array",
                      "null"
                    ]
                  },
                  "nota": {
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "red": {
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "topic0": {
                    "type": [
                      "string",
                      "null"
                    ]
                  }
                },
                "type": [
                  "object",
                  "null"
                ]
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "events",
    "logs",
    "evm",
    "monitoring",
    "devtools",
    "bazaar"
  ],
  "sourceHost": "api.vextorium.com",
  "lastUpdated": "2026-10-05T21:34:21.694Z",
  "quality": {
    "calls30d": 2,
    "uniquePayers30d": 2,
    "lastCalledAt": "2026-10-05T21:34:21.245Z"
  },
  "metadata": {
    "serviceName": "Vextorium",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "bloques": 20,
              "contrato": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
              "evento": "Transfer(address indexed from,address indexed to,uint256 value)",
              "limite": 3,
              "red": "base"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "bloques_revisados": 20,
              "contrato": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
              "encontrados": 1957,
              "evento": "Transfer(address,address,uint256)",
              "eventos": [
                {
                  "bloque": 52083754,
                  "hash": "0x359530c6c0662f964433082b08488f565b893a9c54083a6edb12b3e04a8333d5",
                  "valores": {
                    "from": "0x61040E143A77F165Ba44543AF4A079F2C809D14b",
                    "to": "0x41D4934322f2bd6fE1dbe4124070FE61651A2067",
                    "value": "83126144588"
                  }
                },
                {
                  "bloque": 52083754,
                  "hash": "0x48d57ad6140d5c2a949f7ce0dcdfff54cc13f75010a762428c9080f0ac26e5fe",
                  "valores": {
                    "from": "0x787fD1dc3b533171781e4Ae1A563c1AC7b4435E4",
                    "to": "0xb2cc224c1c9feE385f8ad6a55b4d94E92359DC59",
                    "value": "149022949510"
                  }
                },
                {
                  "bloque": 52083754,
                  "hash": "0xf6157f9dbc08e8427847ed3057d38b0e867a5a1d1ff3a3c2370f0764f6e80b51",
                  "valores": {
                    "from": "0xB9a6eC042dA44553a7f7F0B4Cb86EdBD91D1D8f8",
                    "to": "0x8A8e4170C09074b109352190d47e54d7c1F61e4E",
                    "value": "78574732"
                  }
                }
              ],
              "nota": "Los valores dinámicos (string/bytes no indexados) se devuelven como palabra cruda.",
              "red": "base",
              "topic0": "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "bloques": {
                      "description": "Blocks back (10-5000, default 2000)",
                      "type": "integer"
                    },
                    "contrato": {
                      "type": "string"
                    },
                    "evento": {
                      "description": "Event signature with indexed markers and names",
                      "type": "string"
                    },
                    "limite": {
                      "description": "Events (1-200, default 50)",
                      "type": "integer"
                    },
                    "red": {
                      "enum": [
                        "base",
                        "ethereum",
                        "arbitrum",
                        "optimism",
                        "polygon"
                      ],
                      "type": "string"
                    }
                  },
                  "required": [
                    "contrato",
                    "evento"
                  ]
                },
                "bodyType": {
                  "enum": [
                    "json",
                    "form-data",
                    "text"
                  ],
                  "type": "string"
                },
                "method": {
                  "enum": [
                    "POST"
                  ],
                  "type": "string"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method",
                "bodyType",
                "body"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "bloques_revisados": {
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "contrato": {
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "encontrados": {
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "evento": {
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "eventos": {
                      "items": {
                        "properties": {
                          "bloque": {
                            "type": [
                              "null",
                              "number"
                            ]
                          },
                          "hash": {
                            "type": [
                              "null",
                              "string"
                            ]
                          },
                          "valores": {
                            "properties": {
                              "from": {
                                "type": [
                                  "null",
                                  "string"
                                ]
                              },
                              "to": {
                                "type": [
                                  "null",
                                  "string"
                                ]
                              },
                              "value": {
                                "type": [
                                  "null",
                                  "string"
                                ]
                              }
                            },
                            "type": [
                              "null",
                              "object"
                            ]
                          }
                        },
                        "type": [
                          "null",
                          "object"
                        ]
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "nota": {
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "red": {
                      "type": [
                        "string",
                        "null"
                      ]
                    },
                    "topic0": {
                      "type": [
                        "string",
                        "null"
                      ]
                    }
                  },
                  "type": [
                    "object",
                    "null"
                  ]
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    }
  },
  "liveness": {
    "reliability": null
  },
  "verified": false,
  "featured": false,
  "provider": {
    "host": "api.vextorium.com",
    "manifest_name": "api.vextorium.com",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-10-14T01:15:01.050Z"
  },
  "exampleResponse": {
    "example": {
      "bloques_revisados": 0,
      "contrato": "string",
      "encontrados": 0,
      "evento": "string",
      "eventos": [
        {
          "bloque": null,
          "hash": null,
          "valores": {
            "from": null,
            "to": null,
            "value": null
          }
        }
      ],
      "nota": "string",
      "red": "string",
      "topic0": "string"
    },
    "type": "string"
  }
}