Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,563,929",
      "signature": "0x878da2c9a9f53db046b393be3cb55efbc3928b6b62eca9342e67eb5eabad9d42871cdea91060c4c204c83ef3e558adda",
      "randomness": "0x41e5fdca219bb9c11d8aa0e547914a75eddd29e1e95d71e11fb86860ec04c1c4"
    }
  ],
  "blockNumber": "7,411,318"
}

{
  "Sr25519": "0x7859ec4c36bc280d1cbf35fb02535909b358a8f2d7cc1dcdc2d8cc453b8ebe2316fb115afe573b50438b510334a5842e444a7e10cfbf7dcbee7a78e7575bce8a"
}