Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,574,989",
      "signature": "0xb6a6f1e2f05c29bc5979985f8bf4d177a0dddc4951d495ca1773dae65f77d5692c6900188a48fe4b1e623308a5b26382",
      "randomness": "0xd8c8b5ae1265bb559a0d9ed888bf881b9544749dfabd061ffd5ab349168ab9a0"
    }
  ],
  "blockNumber": "7,414,083"
}

{
  "Sr25519": "0xc6be4984a6bdfb908588a5868bcd08b3592e97740f3db8c0394cd8c699a7ad7907c2c24c3c94b83a6992c7c1ed67023b3bba7f17d3cc2f6f10376029e394de8f"
}