Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,559,392",
      "signature": "0x87c1f0922ebe03aa044734425992dcd92c47b5af78aed5f14c863f2c121102741e7306720a66fd02edd3d6fed874e340",
      "randomness": "0xb9b02b5d3bb0cbed0d37561f1feb029f2992d3cd3d07bf867c940401f1b51211"
    }
  ],
  "blockNumber": "7,410,183"
}

{
  "Sr25519": "0x767b5adc43f8b902d75e08d99b499085d4eb5db4e2931dfd0a963de30f1c9c7d07c4c65733c81ed62366cfcbb473f46e28d878ad4db8d30767c0219ff7641981"
}