Extrinsic 48698-1

{
  "heartbeat": {
    "blockNumber": 48696,
    "sessionIndex": 811,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0xece8921f6e10f2d07127f64aa0ddca439d926adadea2be68d0d9299a3e93f440646d55e4a0dde6ac147f4fe0ec974184275c56be06b3f9b198da1b0cfde2c48d"
}