Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,562,828",
      "signature": "0xaf80e3ad9362d5194cf15dc6e0719f92baefc8fdac5da42a5c9c601b873b2c3d4ed251ad561c8639ffff5611173d251e",
      "randomness": "0x74a1b9281f1a16dffd585dc0195b684a66f668198c81baf89cbd2ebf2a2c4f54"
    }
  ],
  "blockNumber": "7,411,043"
}

{
  "Sr25519": "0x1cbf7d2949381b7af717b1eabbe24f144d4b713ff7403a438125bc197de3d4236ee36e7ec0b37cbc5e60e8dfa00e9807f1894c1a9c6a645af12a6f085fbf2885"
}