Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,627,255",
      "signature": "0xa6db93093c58ebb60d8c5ff88c8179f43dca04e13f22e910597bd296c10a48b738ffed2fde52b1a6d9e5271b5a99b2e3",
      "randomness": "0x83739d06cdab270293b97e4d7df99cae51fb1c18a653491e8636c5afaa9014dd"
    }
  ],
  "blockNumber": "7,427,128"
}

{
  "Sr25519": "0x828c5f133bbba19e14cd0cf5ec930c50d53cde1ccf9ca9688580d2481d6d9f5f4a020db3268438454376d0933a63d7bc34f4be2719ea6f21d89aab546d21a58c"
}