Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,558,691",
      "signature": "0xa57b9e1e0b5b98cfc3c6c5af89208303f8f98ca8ec54216c735da309f0444c696fdb42e843c51241e8a113acfee42913",
      "randomness": "0xa336d2a74e89810ce3a7ab5b15bf07368addda1d95e5df113dfa382ee1d45d15"
    }
  ],
  "blockNumber": "7,410,008"
}

{
  "Sr25519": "0xbac049a7c9ff280022287866b54d07816ada286f067b419a87a75fcdbe0f612a2ea23072df9442005596c74149df0a2493934964854f820b0f3054eade442d83"
}