Extrinsic 22295-1

{
  "heartbeat": {
    "blockNumber": 22293,
    "sessionIndex": 371,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0xc05c5188bb210db58ac894696838eb9ea5e432fe67da376339d969abdafb44496366293e6d428f040012254b566afdfb3957f7c960dae68eaeb369102dd07583"
}