Extrinsic 11562-1

{
  "heartbeat": {
    "blockNumber": 11560,
    "sessionIndex": 192,
    "validatorsLen": 4,
    "authorityIndex": 2
  },
  "signature": "0x8c1fb57f5824bc7a790425d86a497036faff4b151bfc08400ae9b82fef0f820edc98b73fd099dc3cf89d3a8595d1ee1d24df411b261dfe6e84e13dbeadc9e180"
}