Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,659,868",
      "signature": "0x85f99d91b89114a023088347149157b4d9a640a325151ba88496a4d7d0dfd9a716534c2361c9c5f0e64bd3d6c5f3730b",
      "randomness": "0x2af114a0bd1319c6eaf87c546ad2be5de0542a863056cf5e814b98450d0fb3ab"
    }
  ],
  "blockNumber": "7,435,272"
}

{
  "Sr25519": "0x5ec0464e4ed06e56827eb1a0aedc585fc0a1389b0b17c8d13f3ff93f1cc9776222400edfa610f70d292600bd2320d6a7df355e9cac61c05473592342277e548d"
}