Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,551,364",
      "signature": "0xa81e779f8c4464aeb439f49fbd2dbb66c2ee21a5d9bacf23c463f9221f1d354477b93d6e68d07d577319cd6d1c0a4085",
      "randomness": "0x81d83ae1e79bcd583823b6bb3ec1912176fab20e78e65c012d731ab9971ad234"
    }
  ],
  "blockNumber": "7,408,177"
}

{
  "Sr25519": "0x20c26e8a4a0ed07ba36bb7416e7b6f7ccf19b6b0e737c81a102f8eca477f326910a3b2287d7175d0e69321756bc15ba7b2d346f5cc16f74779e274b11460f984"
}