Extrinsic 44806-1

{
  "heartbeat": {
    "blockNumber": 44805,
    "sessionIndex": 746,
    "validatorsLen": 4,
    "authorityIndex": 3
  },
  "signature": "0x14de8641077ec8456001f989a3c4b1b786f063fa23aef7dd52420e6f50bfaf186e899e41ea9cfbf2e7b58a56a546bcf555dff6ead62155d872f281e7e329ee85"
}