Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,557,069",
      "signature": "0x885a8f1ae862053dcf092f1a4481558801af8491ae3dd2e604ccca9bab916fc00f1911e7a4bffdbcd7135fe4796e806f",
      "randomness": "0x716f228a8c5e78b6d01d10c7a72b45f4e576acc3816df3af951e1d6894bbc0b7"
    }
  ],
  "blockNumber": "7,409,603"
}

{
  "Sr25519": "0x9ecd8f549bf25d5efd52d1aed375754f64410b3ef90cf0ab806a012c12bfa34b40407e413d00c5b9e3d9ebfbb53776b7ed64ef04041cfc1d2e90c6b25af62f81"
}