Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,626,773",
      "signature": "0xa108537da1bd6485e6fd39a4c623660b8ae412aa7d94a978a6e8dee74011f9f6ed71e87206c2524f47ca9a410f1153e5",
      "randomness": "0x1080524c679d034cdc2d01139c674f9dee23bd8ef9fb1994e148e5348f35d25f"
    }
  ],
  "blockNumber": "7,427,008"
}

{
  "Sr25519": "0x941f9ca1e2c9515416af6e9cc5ed5cedaa9dbffc6045957b90d71a9c714e5971b0f970342bd0bffedc048e3aa227d3453ea438cc8505745ff3ad470122b53581"
}