Extrinsic 23791-1

{
  "heartbeat": {
    "blockNumber": 23790,
    "sessionIndex": 396,
    "validatorsLen": 1,
    "authorityIndex": 0
  },
  "signature": "0x986363244b41e6387d234568cde3eef0fbd641c6169772e759083e4277226d2d9fa69840b4b001c7fce4ac9124c4489178a5b7cede84ef5c3e1729a109f60581"
}