Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,576,485",
      "signature": "0x9981c455c6ad25fb921201570b784b43be33530e9e74a576cef61847959e3d19e389f87ecd85dbfcbe45f460d760f3d8",
      "randomness": "0x64b98fdaed47179dfa653c52a89f4a2b0749e80acdb57b628efe413a49be675d"
    }
  ],
  "blockNumber": "7,414,457"
}

{
  "Sr25519": "0x5a424484945aedab27a0aff8ca11206080c1b8dc45b828f3b9623c48a3b0db579c4705ac3c3624fb7b1fbd5a5bb9b68be93a4a7b2af4a056be5ed043b47f848f"
}