Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,551,273",
      "signature": "0xb75789f93276601f058bc9133c42c728cdf85918ccc0a0950be33373d7b4973863da4872229c8ee99424653e2e598587",
      "randomness": "0x38773054d71641dbf18b73cf3bcec8c1b278dab0d6ef7d5a538efdc96deca629"
    }
  ],
  "blockNumber": "7,408,154"
}

{
  "Sr25519": "0x18b362f87bb3def08f0df1decee876d4f0034087f86d05e02727a91f2f71c93504f3d7b0b0761ce573843d55af2f3a98480f1a2ac9f41d09b0f1b2f6ea8cea8a"
}