Write Pulse

{
  "public": {
    "Sr25519": "0xfafc4334cf90d3c9fb3c18c2a6636658e7fa1183917132c9ef93fd1efad19361"
  },
  "pulses": [
    {
      "round": "25,646,240",
      "signature": "0xb87470cd30df767496a0adfea93eabbbc7906959a6295d1700b807c140993a880eb47c6ecf87898141199c1fab3c30d4",
      "randomness": "0x126183d2b5931fa1f2fa81643d171b72a6cefad73895a68207e6fe903e0a00e3"
    }
  ],
  "blockNumber": "7,431,865"
}

{
  "Sr25519": "0xb0494aa9c69c7b731d29388ef3b0d4806f7b1a524962fb360cb7018f33743f7b191227db8a2319ac57e6db173194a71412bbd8771b8d8c09cfe6fa3daec5b38a"
}