Write Pulse

{
  "public": {
    "Sr25519": "0x6aa461fadcd999ba411fd32da6f94a684be4f49f317aeb5844eb35914d86460d"
  },
  "pulses": [
    {
      "round": "25,567,744",
      "signature": "0xb1223252e309a1f5200eccab44703267d464c205b8a120b12f42f11488e8ed2bd25066c07d9006928113ccb2b0bae7d5",
      "randomness": "0x9221c6dc87ca753166f8ddd2ead076b95bf9d44d55fb59ddb2c15fca1bbf351d"
    }
  ],
  "blockNumber": "7,412,272"
}

{
  "Sr25519": "0x00c7355c8a50b86c11546e4a4c5ca07a394ef8a1f890c605ab94ffe5253f4638ebf84e36497ba04efb486a17380608bf398cfd4fa1673109e34b340d58779187"
}