Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,573,630",
      "signature": "0xa950258ed6ec8893351680566d5e5edac7c38cb747662d906221407a761a4d059033d360ee20e264a04f788603599e55",
      "randomness": "0xc8b298b1dc3ca43293a2124342cbd15821bee55f2cd5c1bbb9625f10ed703fb0"
    }
  ],
  "blockNumber": "7,413,743"
}

{
  "Sr25519": "0x5298a4319361b1a529bee3be183fa7721e19ce7b22090a4fa5d82b09fe54f40595fd4b7fb7752378dea97148c3930c90cc4cb5329f82f894ff670e8002d38986"
}