Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,550,108",
      "signature": "0xb249ed6555b77bd655bef3d7e01c12d40b74dc4fe500f49bfdf1474c68c1d01337840d9966587cbdf9abab312d62063f",
      "randomness": "0x3da41e5afbc89412a2f1e481d6a7d3282a1014dc951035d8d96eb0305860bc09"
    }
  ],
  "blockNumber": "7,407,863"
}

{
  "Sr25519": "0xe65e840a5c536039977a7a2bc9e76cdf0d782064bc10cc8c1af6ebe5e7d54d02d6b8c9f2eac51535a3543e2e450afa1488cd2f599da53358bbd63fb077ddca8e"
}