Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,577,332",
      "signature": "0xa935781da4e5997f0a0273068eec624d2bd20f51e06397ede05f073b488c682a0e4a810fadaaf4ac7a01c03f38ba91f3",
      "randomness": "0xd8099a151a799e64fe407c929e1a8751eb863e0946194d2fe107e49556286f7e"
    }
  ],
  "blockNumber": "7,414,669"
}

{
  "Sr25519": "0x782ceb0ce98665cf7a6558deffd0035a314a7ff0ff2ab8fff534c268b0bc9811d328b4c3623cbda4dec61bf7b45f54e5fc7e13bd2b6ded895c03bdb4fd7bea83"
}