Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,594,455",
      "signature": "0x946699f37753c104ad9877fcd37c6d2a9298e8f9a22e290e4c866d92a0569524e0a59f95e18a0787c92bdeb5bea984e8",
      "randomness": "0x7d7ba57399535c949c5b1e174529c62e2d5f2cdb61f18d89b969d3716d91dbd7"
    }
  ],
  "blockNumber": "7,418,930"
}

{
  "Sr25519": "0x22b2605da189f98e9b5287a743268171b24fe9fb3fdb6b753a8f2b3555bf3260d95aa152e3d83983acb090051d6a8abe9a14448be887eb8df8e38f5be4d86d8f"
}