Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,540,649",
      "signature": "0xb91f56465be7be49401537d59f608b7da90eb84c55588286497d504e55523c619d57e60a0c62ddb30268dae0e2a1dd64",
      "randomness": "0x52cba31365449185fd9277db01b946f29df1e6f7c137763e743e97e79e2acb2a"
    }
  ],
  "blockNumber": "7,405,498"
}

{
  "Sr25519": "0xec6db6fb5a3542d94453ea8b5c159af28835bb07acf2c5a19aef9d2847a6e515b8640bba8a994c47b15162527ded23824b29247bc4e4ff12149e4df769a46d83"
}