Extrinsic 49418-1

{
  "heartbeat": {
    "blockNumber": 49416,
    "sessionIndex": 823,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0x280bbc9009de05398d31b6092ba6b3c0b72f991c086eb5244c2dedf95cca2b674258dd7f102a86bf8434776690ba8a842b754400232788fd2df9e0bf4b41b687"
}