Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,540,144",
      "signature": "0x93b05987314280833716b3f92f384784f418d1ea25e64d2b72c2f2491d48ad059aee45f99a55036feaea116a93754382",
      "randomness": "0xb64843f16c9065f3e87cbca7abd700db8cb20d1ae8dcd208ad2a648d0dca89f2"
    }
  ],
  "blockNumber": "7,405,371"
}

{
  "Sr25519": "0x98f780b2bfb1f85d85d7f59789289e6473dce7a27a73feb83f436defedb6175d63e89c6e99b223bd69dcd9254774569c621dc430720edafa8fca37acd206658e"
}