Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,561,280",
      "signature": "0xb7293289fea2a943c7e39d0358d937c3779abd93572912381351dd765775a06084a6fc84b483e6868a4ef7f18d2b0a95",
      "randomness": "0x7e4474111acd0ecd1663befcec0d3a740f5db811285555ccb7daaa207e6d0832"
    }
  ],
  "blockNumber": "7,410,656"
}

{
  "Sr25519": "0x6c1447622571b40611a0172e54fafb35c4f6120c4b6284fe6c856e2770a9b27159a42d303b9b738d9c5f11c94b82a251352b2714899ee089313904f62978af84"
}