Write Pulse

{
  "public": {
    "Sr25519": "0x6aa461fadcd999ba411fd32da6f94a684be4f49f317aeb5844eb35914d86460d"
  },
  "pulses": [
    {
      "round": "25,548,708",
      "signature": "0x8c55cb00cd8bbb54e25ce51a22496ee9740d59ed20cfdd1262aecd5a04b6f4c6254a0994a8f0840625c6e1cff99959f2",
      "randomness": "0x665b347f082401ceaa06f188abac6d7375a168c09dc3bdf0a900b0aca5f7d80f"
    }
  ],
  "blockNumber": "7,407,512"
}

{
  "Sr25519": "0xa84b61ebf89a4e4cf0ebb441ea227221146f2fdc38dd72cc637a85d70ddf76213dba6ba179380a70b5a1102b8d6e1f8335db85fbd3600737baba2070edbd2b80"
}