Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,537,789",
      "signature": "0xaf0a334b3ffe6180bdac3d080dbbacb10f60ee7eaef6aca83f41fc2c137af56428d5c51dcb0cf0a17da0a812ffd34c90",
      "randomness": "0x3fac33783bcb855940fc00a03b5e079194dee1eca2e4a459bf2f8ca7d2334535"
    }
  ],
  "blockNumber": "7,404,783"
}

{
  "Sr25519": "0xb8e075cc88fea01235fda3f84a1161eb3fec06595799154123a1cff5e64c905cdec5ccab0386e0f38565591738695496cae0c3518aa310049f3eb0eb3285778e"
}