Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,598,854",
      "signature": "0x98c64c52cb6a454595447a597de5bb1ce79d3ccf15e2ca29f8aac8fdac4c319740c718bd21239d76e52ae90c99191946",
      "randomness": "0x1906bdcb8f4af22b8988fa3a76699a66eed9005e96785395b3274ac033995d5c"
    }
  ],
  "blockNumber": "7,420,030"
}

{
  "Sr25519": "0xcef98d235e06310dffd8355c18258cfb48297f4565a5c1218df5fc2b3d2b5c0f6826536ccee9600ab47e9250b72a1df158513e967e0147c25d23845e41b2fd8b"
}