{
    "$schema": "http://json-schema.org/draft-07/schema",
    "definitions": {
        "binary32": {
            "type": "string",
            "description": "32-bytes binary data as hex",
            "minLength": 64,
            "maxLength": 64,
            "pattern": "^[0-9A-Fa-f]{64}$"
        },
        "uint64": {
            "type": "integer",
            "minimum": 0,
            "maximum": 18446744073709551615
        }
    },
    "title": "json-minimal-chain_main",
    "description": "Notification of new blocks added to main chain",
    "type": "object",
    "properties": {
        "first_height": {
            "description": "Height of the first block",
            "$ref": "#/definitions/uint64"
        },
        "first_prev_id": {
            "description": "The previous hash of the first block",
            "$ref": "#/definitions/binary32"
        },
        "ids": {
            "type": "array",
            "description": "The hash of each new block, in order",
            "minItems": 1,
            "items": { "$ref": "#/definitions/binary32" }
        }
    },
    "required": ["first_height", "first_prev_id", "ids"]
}