Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,539,421",
      "signature": "0x99480aadd1634fddd9711b5b2c7d06dc30d671b9764d52eec1f632853095fedb0721b1d7aa5f7428fb016081219e59b0",
      "randomness": "0xa490e7f11548c0a22d86c9daab70b5d2cbf6a4950077f44d92faa67ba1cf25bc"
    }
  ],
  "blockNumber": "7,405,191"
}

{
  "Sr25519": "0xc64d2a4f1ef4cfe8b7934381ed7f5634c919a287f11392f0896c8ce23846a02392b25dad25893103636bf1cfb6e1c043e2a5b3889259afba321cd293c4ecd283"
}