Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,549,252",
      "signature": "0xb7ac8f52869070fa6ae7d50d9a62f2334650fb8651fba3e4ff6c95fb8e128bf25c3519553e27b6cf38429e2e23664b85",
      "randomness": "0x7c0baf2c060349fec9b0d6ace405ec1d8203cb44681119262abe5c6bd98d59c3"
    }
  ],
  "blockNumber": "7,407,649"
}

{
  "Sr25519": "0x2c7721a9043ea2a013783d2153c93bcc076b84e833057dee242e707b702b50024a16da23fda47d34df740764a774234acab47e703323e7a5edd2e571930e9281"
}