Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,612,456",
      "signature": "0x87c61e42f7206c9fa12d36e97ba95534397902a788c24780ab93a3059ba4722eaf83d0400ec544e2a54d230b6eb8bfd9",
      "randomness": "0x74e32c1007ee0592550884fb91f118f538864c1f5bda01c6b0d982e73437e2d3"
    }
  ],
  "blockNumber": "7,423,430"
}

{
  "Sr25519": "0xead839d8b52814bd528dd7f5c1fc90ba3708d2c990ba9254c1d9d3286252bd198543b44d28e1dfdd57ef423451cfd33a5de5b8b59df1f65bfdc32e564a54bb8c"
}