Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,568,932",
      "signature": "0xb2ae2910363a696930938b18724f13f07a871f93a8bb3654f56c6e852653587c64a54579166d99e7080f55fc393428fa",
      "randomness": "0x85db04f393fda91008e0c3b05ea5e2a1086d17ef51231fc4ac480b39795b9146"
    }
  ],
  "blockNumber": "7,412,569"
}

{
  "Sr25519": "0x1aaec73d3bf2f4a035d0a24d88adf0f1ddc5af5a1d322ada338582904e3a596208d42c504a22975b7a2996b64450a64c81bbf2f463c9552d11f8c495a921548b"
}