{
  "x402Version": 2,
  "id": 66,
  "slug": "66",
  "resource": "https://api.onesource.io/standard/v1/buybacks/readiness",
  "description": "The Standard Reserve (TSR), an on-chain reserve protocol on Robinhood Chain. Whether the contraction vault's next buyback tick can fire, its ETH capacity, cooldown remaining, and recent executed ticks. Fields ending in _raw are 18-decimal integers as strings. Divide by 1e18 to get token amounts.",
  "type": "http",
  "accepts": [
    {
      "scheme": "exact",
      "network": "eip155:8453",
      "payTo": "0x52E29e0d2Aa49bfBfC548C0A9F2196F4aa51f3ea",
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "amount": "20000",
      "maxTimeoutSeconds": 3600
    }
  ],
  "outputSchema": {
    "bazaar": {
      "info": {
        "input": {
          "method": "GET",
          "queryParams": {},
          "type": "http"
        },
        "output": {
          "example": {
            "as_of_block": 63824000,
            "basis": "derived",
            "binding_constraint": "pool",
            "capacity_eth_raw": "7140000000000000000",
            "chain_id": 4663,
            "cooldown_remaining_seconds": 0,
            "effective_twap_deviation_ticks": 50,
            "executor": "0x01c0335b8389564096a2b76c5baa89980bf71fbb",
            "fee_splitter_eth_balance_as_of_block": 64740929,
            "fee_splitter_eth_balance_basis": "measured",
            "fee_splitter_eth_balance_raw": "0",
            "fee_splitter_eth_balance_reason": null,
            "guardian": "0x361e3a6ccf8ff8b1d85e33ad4436f4c8270f9607",
            "hook_current_tick": 1200,
            "hook_eth_balance_as_of_block": 64740929,
            "hook_eth_balance_basis": "measured",
            "hook_eth_balance_raw": "2419350000000000000000",
            "hook_eth_balance_reason": null,
            "hook_twap_tick": 1203,
            "lag_blocks": 5,
            "last_tick_at": "2026-09-15T00:00:00Z",
            "network": "robinhood",
            "next_eligible_at": "2026-09-15T01:00:00Z",
            "permissionless": false,
            "permissionless_note": "measured: AddressRegistry.executionPermissionless() -- a one-way switch opening buyback ticks and POL pairing to the public; ExpansionVault reserve purchases stay owner-only either way",
            "permissionless_source": "registry.executionPermissionless",
            "pool_share_eth_raw": "7140000000000000000",
            "recent_ticks": [
              {
                "basis": "measured",
                "block": 63823000,
                "eth_spent_raw": "500000000000000000",
                "log_index": 4,
                "tokens_burned_raw": "700000000000000000000",
                "ts": "2026-09-15T00:00:00Z",
                "tx": "0xabc"
              }
            ],
            "regime": "expansion",
            "regime_note": null,
            "regime_provisional": null,
            "serving_state": "fresh",
            "twap_vs_spot_ticks": -3,
            "vault_share_eth_raw": "11170000000000000000",
            "within_deviation": true
          },
          "type": "json"
        }
      },
      "schema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "input": {
            "additionalProperties": false,
            "properties": {
              "method": {
                "enum": [
                  "GET",
                  "HEAD",
                  "DELETE"
                ],
                "type": "string"
              },
              "queryParams": {
                "properties": {
                  "limit": {
                    "maximum": 200,
                    "minimum": 1,
                    "type": "integer"
                  }
                },
                "type": "object"
              },
              "type": {
                "const": "http",
                "type": "string"
              }
            },
            "required": [
              "type",
              "method"
            ],
            "type": "object"
          },
          "output": {
            "properties": {
              "example": {
                "description": "Endpoint-specific response payload",
                "properties": {
                  "as_of_block": {
                    "type": "integer"
                  },
                  "basis": {
                    "type": "string"
                  },
                  "binding_constraint": {
                    "type": "string"
                  },
                  "capacity_eth_raw": {
                    "type": "string"
                  },
                  "chain_id": {
                    "type": "integer"
                  },
                  "cooldown_remaining_seconds": {
                    "type": "integer"
                  },
                  "effective_twap_deviation_ticks": {
                    "type": "integer"
                  },
                  "executor": {
                    "type": "string"
                  },
                  "fee_splitter_eth_balance_as_of_block": {
                    "type": "integer"
                  },
                  "fee_splitter_eth_balance_basis": {
                    "type": "string"
                  },
                  "fee_splitter_eth_balance_raw": {
                    "type": "string"
                  },
                  "fee_splitter_eth_balance_reason": {
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "guardian": {
                    "type": "string"
                  },
                  "hook_current_tick": {
                    "type": "integer"
                  },
                  "hook_eth_balance_as_of_block": {
                    "type": "integer"
                  },
                  "hook_eth_balance_basis": {
                    "type": "string"
                  },
                  "hook_eth_balance_raw": {
                    "type": "string"
                  },
                  "hook_eth_balance_reason": {
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "hook_twap_tick": {
                    "type": "integer"
                  },
                  "lag_blocks": {
                    "type": "integer"
                  },
                  "last_tick_at": {
                    "type": "string"
                  },
                  "network": {
                    "type": "string"
                  },
                  "next_eligible_at": {
                    "type": "string"
                  },
                  "permissionless": {
                    "type": "boolean"
                  },
                  "permissionless_note": {
                    "type": "string"
                  },
                  "permissionless_source": {
                    "type": "string"
                  },
                  "pool_share_eth_raw": {
                    "type": "string"
                  },
                  "recent_ticks": {
                    "items": {
                      "properties": {
                        "basis": {
                          "type": "string"
                        },
                        "block": {
                          "type": "integer"
                        },
                        "eth_spent_raw": {
                          "type": "string"
                        },
                        "log_index": {
                          "type": "integer"
                        },
                        "tokens_burned_raw": {
                          "type": "string"
                        },
                        "ts": {
                          "type": "string"
                        },
                        "tx": {
                          "type": "string"
                        }
                      },
                      "type": "object"
                    },
                    "type": "array"
                  },
                  "regime": {
                    "type": "string"
                  },
                  "regime_note": {
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "regime_provisional": {
                    "type": [
                      "string",
                      "null"
                    ]
                  },
                  "serving_state": {
                    "type": "string"
                  },
                  "twap_vs_spot_ticks": {
                    "type": "integer"
                  },
                  "vault_share_eth_raw": {
                    "type": "string"
                  },
                  "within_deviation": {
                    "type": "boolean"
                  }
                },
                "type": "object"
              },
              "type": {
                "type": "string"
              }
            },
            "required": [
              "type"
            ],
            "type": "object"
          }
        },
        "required": [
          "input"
        ],
        "type": "object"
      }
    }
  },
  "tags": [
    "bazaar"
  ],
  "sourceHost": "api.onesource.io",
  "lastUpdated": "2026-09-18T21:49:57.292Z",
  "quality": {
    "calls30d": 8,
    "uniquePayers30d": 8,
    "lastCalledAt": "2026-09-18T18:41:55.639Z"
  },
  "liveness": {},
  "verified": false,
  "featured": false,
  "provider": {
    "host": "api.onesource.io",
    "manifest_name": "api.onesource.io",
    "source": "cdp-mirror",
    "source_manifest_url": "https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources",
    "submitted_at": "2026-09-18T22:00:31.484Z"
  }
}