Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,577,284",
      "signature": "0xa15f318ea3fa521d83bfd79ff6438ebbc5afcc8c249e619b06ffbf31fc94ca084597f9503d6a8662ad40185274fc5b7e",
      "randomness": "0xe9ad458715a4f0d21e966153b91f0a8e79e1128fffaeb70886fe7094c94a1570"
    }
  ],
  "blockNumber": "7,414,656"
}

{
  "Sr25519": "0x1a1b2edb407ba50d36187aae19c4aff3c1fddbbf4fc987ffcf2a80c6e6b31960d9e98362e14f9e79645da3537cbcfddf8a8f15ac9bdbed72c39faad112bc9984"
}