Extrinsic 5495-1

{
  "heartbeat": {
    "blockNumber": 5493,
    "sessionIndex": 91,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0xfaa226f752937fad16b8c263a06117a364430f693cf7c82e6bb2d9f36852a75588aedcc604627582db041abc93d9084d67f5ac927a803d4e83c2c7b874cecb8d"
}