Extrinsic 22845-1

{
  "heartbeat": {
    "blockNumber": 22843,
    "sessionIndex": 380,
    "validatorsLen": 4,
    "authorityIndex": 0
  },
  "signature": "0x72a30f579df6d36566ccf721cbe1c8c5c9f156ea9038091c89b6629b70a63764080215bf4996859816a697ddccbe862fab1dedc410e35219dbb4bb953c208088"
}