Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,548,590",
      "signature": "0x925f9c6dc9215a1cbdaf4cc5ef71934ecbbeb7432bf21504141e8d9fe185ffb6284bf4755d9de2add51ad1fc66971c50",
      "randomness": "0x8b5a35bc1d2e77fd004a1bb6b289d9f1420a6dd1f75fa01dcdd438fd1d4f327e"
    }
  ],
  "blockNumber": "7,407,483"
}

{
  "Sr25519": "0x045c3e743b47b3a37506b968c7dbf102593983651840c29484fb8d7477f61e356c9499272ffc9b5186b43fa96e0a7e0c789bde23afc1b177a19033ab26eed887"
}