Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,654,709",
      "signature": "0xb13684fbdfc5788cc166ebd137c2dcd3a43aea30efe8fd49c4ebc39af0209276dac0a27f97120f486708fe5ac36a1588",
      "randomness": "0xc0da53817463e8bec8df6595532937abbfb67bdcf90c77e05e50f2bca8ecc780"
    }
  ],
  "blockNumber": "7,433,982"
}

{
  "Sr25519": "0x74aa3de024744d874d91778fdbee2bb56f8d0029996d7395dee2261f77df7f5bb3eb42e08cbad96d89eba48550b2a00c9db536075f2d5908f1054217fbd55287"
}