Extrinsic 13964-1

{
  "heartbeat": {
    "blockNumber": 13962,
    "sessionIndex": 232,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0x9aafe71c364aa7ef4b635f0cdbb3e27ae5294a4c5c7e53d600d084249537d358586458c3a28cb821b53a1ee043da62beb61a015c7862a1e1fa2d7463786a1e8b"
}