Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,575,095",
      "signature": "0x9878e39d83904c655926ea0a89802a94af228e5d2a71d0a0783ea4a57f879243c160f71b2ab98df5176aa306b85f074a",
      "randomness": "0xc1429ec0d53b545b58940dbe0e00cbe77a40c5f15071955d98eef4ab07d989a2"
    }
  ],
  "blockNumber": "7,414,109"
}

{
  "Sr25519": "0x6c557a2b04a7bcb76abcd94e420ef3f80a8b223089254debe9143eca168ca13deb7a5905bcc158734a60808f8b46061371cc27b8e477dd4455b5b74eb2a24c84"
}