Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,540,864",
      "signature": "0xb55990f38a18376fab973c6735bc71163f40abc29faa50c2a7550d25f6771304e0afa42ff5a2534b8b4d81743efe1482",
      "randomness": "0xddb90b2896fca6e1e94477ed7a93cbe007fbe2e4b43ca55aa005cfdd619bcd90"
    }
  ],
  "blockNumber": "7,405,551"
}

{
  "Sr25519": "0xf062c0027108513daf2bcf9d3f82b7269f022d49bcf84d6c665a189863ad65321233fa80f49f4e5e11837003c965584f078ccbd7a0653337e63f014fb82fcb89"
}