Groups caller-supplied scalar field changes by field name, selects the highest version, an
Groups caller-supplied scalar field changes by field name, selects the highest version, and reports a conflict when equal-version values differ. It does not connect to a twin platform, merge nested documents or resolve semantic conflicts.
4000 (raw units)
price
2
calls / 30d
2
unique payers
2026-09-15
updated
Provider
iot.halowerk.com · discovered, not yet claimed by its owner
Payment (x402 accepts[])
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "4000",
"maxTimeoutSeconds": 300
}
]Output schema
{
"bazaar": {
"info": {
"input": {
"body": {
"local_changes": [
{
"field": "temperature_setpoint",
"value": 21.5,
"version": 8
},
{
"field": "mode",
"value": "eco",
"version": 4
}
],
"remote_changes": [
{
"field": "temperature_setpoint",
"value": 22,
"version": 7
},
{
"field": "mode",
"value": "comfort",
"version": 4
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"local_changes": {
"items": {
"additionalProperties": false,
"properties": {
"field": {
"maxLength": 256,
"minLength": 1,
"type": "string"
},
"value": {
"type": [
"string",
"number",
"boolean",
"null"
]
},
"version": {
"maximum": 1000000000000,
"minimum": 0,
"type": "integer"
}
},
"required": [
"field",
"value",
"version"
],
"type": "object"
},
"maxItems": 10000,
"type": "array"
},
"remote_changes": {
"items": {
"additionalProperties": false,
"properties": {
"field": {
"maxLength": 256,
"minLength": 1,
"type": "string"
},
"value": {
"type": [
"string",
"number",
"boolean",
"null"
]
},
"version": {
"maximum": 1000000000000,
"minimum": 0,
"type": "integer"
}
},
"required": [
"field",
"value",
"version"
],
"type": "object"
},
"maxItems": 10000,
"type": "array"
}
},
"required": [
"local_changes",
"remote_changes"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
}Use it
curl
curl "https://iot.halowerk.com/v1/digital-twin-sync" # -> 402 Payment Required, accepts[] lists how to pay # retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid
JavaScript
const res = await fetch("https://iot.halowerk.com/v1/digital-twin-sync");
if (res.status === 402) {
const { accepts } = await res.json();
// pay one of accepts[] via an x402 client, then retry with the payment header
}Python
import httpx
res = httpx.get("https://iot.halowerk.com/v1/digital-twin-sync")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerMachine-readable
Everything on this page is also available as clean JSON at /resources/15218.json, and this resource appears in /discovery/resources and /discovery/search.