Extrinsic 23856-2

{
  "heartbeat": {
    "blockNumber": 23854,
    "sessionIndex": 397,
    "validatorsLen": 4,
    "authorityIndex": 1
  },
  "signature": "0x6a6f367b3c296d23b7ee6a9f11fce9ea4980b2bb2f5bbd1ff6bdfc2e61182d1cff20ffba109b8673455b267d0c17dd041251d0b44dbe3f850a9da1a7ec4dd182"
}