Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,557,371",
      "signature": "0xb349c158dc65485f5c5fcbddde153431c16e21b14b37dff6059a9b3a3329f59ea1d55eed1f16224248bf7a2f83789173",
      "randomness": "0x710b6ca7234593ba0c122eb53408fd361a497c5d27bf01c697461cfb4a35a1af"
    }
  ],
  "blockNumber": "7,409,678"
}

{
  "Sr25519": "0xb0b696144e80ba4cfcca5cb3bec92b2ca368ba33b848f96280aafe503fdc0f134c19e3fd3b22e05e5b686496937e70a3e354a7b14b8d0d8fee4d7a0d8bc1f48a"
}