Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,576,572",
      "signature": "0x98e931a3f80ed9b2cea772d4799ecd286df82575b718fea4ec629d361b244804a8fde93e98c1cc3b350ce64c1ea050bf",
      "randomness": "0x52d4d9165ef9afe5ec8761d3298d6b659cb86fcde2907fde20df01400c0b930e"
    }
  ],
  "blockNumber": "7,414,478"
}

{
  "Sr25519": "0xa2083f31eb89e921f718ed40a2b582b55e600576656a544804da68a98804983df532970ec3fe759135379c6f560b0fbde7b15ffb103856e0a4bf7bb9628c718e"
}