Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,567,738",
      "signature": "0x817b843343fdadbf6cd529e8ed80a3b956d1f5e2de1c22d2db29bdcd51e4f6cb60e08eb50c70f8d398ac97e31fa0b081",
      "randomness": "0x9ff5861476ae0d625a9382884631167e2fcda1a00953617c617d0575f310689d"
    }
  ],
  "blockNumber": "7,412,270"
}

{
  "Sr25519": "0xba26172a40e9abb7cf4589c4b107fcbe557ed4e0cc681793b97559ca662a0361a827d4c9dc8f12e7fc62f70a7189027acb32fe63df9056eceda4b487a1b7bc8e"
}