Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,554,632",
      "signature": "0x886108c270ff865ff8de0be164aa0607b6a990a6a959af12efb2fe632e57abb5a56d207446660e62dc1148072deb2bcb",
      "randomness": "0xd23768cd52e6382a929914c856739657291a6ef61041d1ef0dbd9401c4be0022"
    }
  ],
  "blockNumber": "7,408,993"
}

{
  "Sr25519": "0x9003763e4aee9e3189d9dea0f2055036c8974d60c8d5d419b0b3d3c299d7982279bde29f3e343b6b8efe66d92622f2562d23e4d7e2b91dc7cf77928ac7e56e8f"
}