Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,556,430",
      "signature": "0x97efb84a5c7470ad9b280672b3c581db4d6c264c93bb287371b7919b2b463b4e8d8fb5a6ae92df2edbe5657671e36980",
      "randomness": "0xcb878da9fde55d2c92617bf5874f5f2069e00a261e314f8a460002e6cf8ad3a8"
    }
  ],
  "blockNumber": "7,409,443"
}

{
  "Sr25519": "0x76fbd4b86931b2c59caaae4a0a73a57abe26cad5c239905c7f47c66e68b8d466a5a90c9843a2d4f7bc6ec9ded65757da1d2cb0cf6ecdbc6779bebd221aee6b86"
}