Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,548,538",
      "signature": "0xb2c7c03ae361b37506ec18f97f40798336754407a8a0be5228b1a2ad9560d8230975f3c1aab7b69f202ec9a4e632effd",
      "randomness": "0x77e468424f6f7b0bffeb695a79648390207f1a2ffce5621f0d66831370974b54"
    }
  ],
  "blockNumber": "7,407,470"
}

{
  "Sr25519": "0x5655521d43f4f81dfd5dd049165ac0369906d1ea1f44d9691091b6632c7a00373964e017a3977dba5955096851c966d50938437d4ddea6e1ce29d375ee28d48e"
}