Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,558,216",
      "signature": "0x8ba13253e77046abd0a631c3d1e3128a1528ec6576be0da455df567c4da904e176ff140075953164a399c02cca986adf",
      "randomness": "0xc8391a0992b128984a194d29faf126c173f233525dd04e5d17b4ab4753b4257f"
    }
  ],
  "blockNumber": "7,409,889"
}

{
  "Sr25519": "0xb8d324dac01684e274c06fd6aaaf980cb65601cf87e7a67d054e2a4e51c5127a0d595ab9df44f71cb6a30db7d6ad2aa648a6d21e004ce97c38390c390c38098e"
}