Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,617,820",
      "signature": "0xb1454ba0bce2c85871bd938b9ebb69292738d1127e05693f232df7cbb7131047ac98c6bae10b55198aaac2a257c6368f",
      "randomness": "0xdc33b0fe219a35859c544e425088347730e7a9c879707026b6f33c8a85619638"
    }
  ],
  "blockNumber": "7,424,770"
}

{
  "Sr25519": "0xb894464d1452952e1ab4aaf77f61ff524a5c3f0525de39168f557aa32c4e0133f858660484f240cd43fa7206ed6761eeb91df8bdc783e47f7d7368dd64d2e08c"
}