Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,542,934",
      "signature": "0x99990708c1394035b1ee6d00c53c7135848a97e058d9f486066eab477066a8a426d139c50353b4f0f308e5cb0899e514",
      "randomness": "0xd68289e808f6cc7947d1037552ff527e7e36de78c888d925ff38401ea63c7647"
    }
  ],
  "blockNumber": "7,406,069"
}

{
  "Sr25519": "0x8af5abc2f098cc921b8f44978edf572474b7c2068625e436bc1634da2e99c13ca2bdb766aa9ecad8944c8d5ba05dc7f9d95548ade8ce3a9c2e8278a003611a80"
}