Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,574,012",
      "signature": "0xaf5548e7ed974131b379bf98faa1d78ee0c701bf32ebfa362d682b1602d2bf99e0c57007b8b4f7662ba1196d98355c95",
      "randomness": "0x768dbca11e1549d7ee86f94c3d4737ce2f3b07eafd40a226b27efbe44f37e15f"
    }
  ],
  "blockNumber": "7,413,838"
}

{
  "Sr25519": "0x5ce5494953f563881b50bee10be6529c994a9c7a291f198722f5694bb4057654ce355a93820c822aaf166af36b91ef4c1ea835ecd4c9289a84dd428af1751680"
}