Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,603,952",
      "signature": "0xa985089129b2bf6f129dc0338aa5467e3deaf0256ba150375edf4fd89b329fbf7e30bdf9b5b9454bfa376ffdc6e4556b",
      "randomness": "0xc6c579669453551301b33cab2f2b611d34f5be3d37ce133f3ffc3d6177096239"
    }
  ],
  "blockNumber": "7,421,304"
}

{
  "Sr25519": "0xb8a3e277e9444da839470540bac5332bf2db8c2cd435fe8102e5b0f0b26db777fb4479f175ff19b71249b795e7de02055768c7190568c2a4a5f21f23804b4a81"
}