{
  "manageEntity": {
    "action": "Update",
    "entityId": "382425628",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"owner_id\":42634173,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":true},\"genre\":\"Electronic\",\"stream_conditions\":null,\"download_conditions\":null,\"track_cid\":\"\",\"preview_cid\":\"\",\"orig_file_cid\":\"\",\"is_downloadable\":false,\"ddex_app\":\"\"}}",
    "nonce": "0xee41a6ce7ddb58daabb4a16786b4c0abcaea538324ab8d1e5bfcb70664140aeb",
    "signature": "0x82c8e1edb35a6231e93d22c1e82f7c11792fa8343aafd9d75cc67cb7831ca35e7cb7ed3442a864dfae1219f97b95f8e073bbcb35633cd4fb1aed224fe48e547f1c",
    "signer": "0x18a7B3405E81900d8aF72d98D5f2C54e2C988f9b",
    "userId": "42634173"
  }
}