Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,580,534",
      "signature": "0xb8f832a9b4a36d896b6f7d15bdec0a6838cf329edc97e3ef51e71658ca3052a64b1a56bb8ed445d03b4c4a48b2470ed5",
      "randomness": "0xad89577745f6062b9bb92113d78d9d6915949746fa9d8fac0f3a783aef2227f1"
    }
  ],
  "blockNumber": "7,415,456"
}

{
  "Sr25519": "0x20f665ad3a887f3baec7f7645f3aa6bfc002ae012ebc16ef43862483fb5a6a1d88d117b1079321da952c659aa577516a5f858720030f90110228283783cb2d8c"
}