Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,662,032",
      "signature": "0xa1d89f8e2189d95f930708d634c564487ef51d05045bbf9bf5ce7c9bc0769b72bb191cd088941058348577a44de38775",
      "randomness": "0xcd5eb1712d6c8070e7ef52c1693f96cbcdd5b9665c2541e0f08003873cfc7c34"
    }
  ],
  "blockNumber": "7,435,806"
}

{
  "Sr25519": "0x66365a26b022601e3fc91dec1a319776b5ccd599081e92216bea4a552d460f6401bb176901ef2b5214eb17c52a0fc1e162bac16a9637b3595190b1f124226885"
}