Properties
| Name | Type | Description |
|---|---|---|
| blockNumber | string | The block number on the chain. |
| blockTimestamp | number | The block creation (proposal) timestamp in seconds |
| blockTimestampMilliseconds | number | The block creation (proposal) timestamp in milliseconds. Available only after Granite upgrade. |
| blockHash | string | The block hash identifier. |
| txHash | string | The transaction hash identifier. |
| from | object | |
| to | object | |
| logIndex | number | |
| erc721Token | object |
JSON Schema
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"$id": "https://raw.githubusercontent.com/api-evangelist/avalanche/main/json-schema/Erc721Transfer.json",
"title": "Erc721Transfer",
"type": "object",
"properties": {
"blockNumber": {
"type": "string",
"description": "The block number on the chain.",
"examples": [
"339"
]
},
"blockTimestamp": {
"type": "number",
"description": "The block creation (proposal) timestamp in seconds",
"examples": [
1648672486
]
},
"blockTimestampMilliseconds": {
"type": "number",
"description": "The block creation (proposal) timestamp in milliseconds. Available only after Granite upgrade.",
"examples": [
1648672486000
]
},
"blockHash": {
"type": "string",
"description": "The block hash identifier.",
"examples": [
"0x17533aeb5193378b9ff441d61728e7a2ebaf10f61fd5310759451627dfca2e7c"
]
},
"txHash": {
"type": "string",
"description": "The transaction hash identifier.",
"examples": [
"0x3e9303f81be00b4af28515dab7b914bf3dbff209ea10e7071fa24d4af0a112d4"
]
},
"from": {
"$ref": "#/components/schemas/RichAddress"
},
"to": {
"$ref": "#/components/schemas/RichAddress"
},
"logIndex": {
"type": "number"
},
"erc721Token": {
"$ref": "#/components/schemas/Erc721Token"
}
},
"required": [
"blockNumber",
"blockTimestamp",
"blockHash",
"txHash",
"from",
"to",
"logIndex",
"erc721Token"
]
}
Work with this as data
Every JSON Schema here is available over the APIs.io API and to AI agents over MCP.
MCP server
One button, every client — Claude, Cursor, VS Code and the rest.
https://apis.io/mcp
Tools for schemas
4 MCP tools reach this
find_json_schemasBrowse and filter every JSON Schema in the catalog.apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.resolveTurn a domain, URL or GitHub org into the provider it belongs to.find_cohortsEvery scored population of providers in the catalog.
Call it yourself
curl for this page
This JSON Schema
curl "https://apis.io/api/v1/json-schemas/Erc721Transfer"
All schemas
curl "https://apis.io/api/v1/json-schemas?limit=25"
Discovery needs no key. Ratings and market analysis are Pro.
Get an API key
Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.
A second provider on the same verified email joins the account you already have.