Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,548,936",
      "signature": "0x8e83079b2f282ccb1fe7190e557286f69f884c39b0d3925bab912ad502e1a4c24ca6f03054a597e7860596752ccad28e",
      "randomness": "0xe793ace59f4b1383366ea474f95dfadac25fd088262feef0f337f4fc6917468a"
    }
  ],
  "blockNumber": "7,407,569"
}

{
  "Sr25519": "0x9c8b9dfaf05fb30d2a3148f12d12037d0524292e1797846c652c989dc7e2977bd1a9e67bff72dd8a2d1c5bd8dfc6fba360cdf3f58a1e23fb0d71681ca294738e"
}