Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,603,522",
      "signature": "0xaa010714ab647443fe37b5f36464ba626ce463fc3a12b27655dcda99087647b86a28df7e99a8134da51f900f75867c8a",
      "randomness": "0x28a8558b38df04c9e6a642180f15457792fa5e80261e1b1219c96d55a5c04e55"
    }
  ],
  "blockNumber": "7,421,197"
}

{
  "Sr25519": "0xc6c01b7840ef3520ed89fb13c294025c9df9da55ae6370becb487fb7b31f1b4bd98ee48d8a14bc3e430fd792ed96bd11e11c2dbc79cc9b93350fe391179df284"
}