{
  "manageEntity": {
    "action": "Update",
    "entityId": "1199130160",
    "entityType": "Track",
    "metadata": "{\"cid\":\"\",\"data\":{\"track_id\":1199130160,\"owner_id\":954867141,\"field_visibility\":{\"mood\":true,\"tags\":true,\"genre\":true,\"share\":true,\"play_count\":true,\"remixes\":false},\"genre\":\"Hip-Hop/Rap\",\"isrc\":null,\"is_unlisted\":false,\"iswc\":null,\"license\":\"All rights reserved\",\"is_stream_gated\":false,\"stream_conditions\":null,\"allowed_api_keys\":null,\"collaborators\":[],\"is_download_gated\":false,\"download_conditions\":null,\"release_date\":\"2005-09-06T05:00:00.000Z\",\"title\":\"Call Me\",\"duration\":213,\"audio_upload_id\":\"0c0e28fa0310c4221aecf28c7ddcf339\",\"track_cid\":\"baeaaaiqsebzaibti3qmlmtjk7fvljkzmnzsnuxqutj4dnx5lz46klepaoefwg\",\"preview_cid\":\"\",\"orig_file_cid\":\"baeaaaiqsebjp3gh3hjo3w44ddgzxnfet45kqqciunmxttwgi42m55i7fdb2om\",\"orig_filename\":\"13 Call Me.mp3\",\"is_downloadable\":true,\"is_original_available\":false,\"ddex_release_ids\":null,\"ddex_app\":\"\",\"parental_warning_type\":null,\"bpm\":90,\"is_custom_bpm\":false,\"musical_key\":\"B minor\",\"is_custom_musical_key\":true,\"comments_disabled\":false,\"is_scheduled_release\":false}}",
    "nonce": "0x6ad8c2263d52876f2342de20e0e14d3f38e0f5ee34779e855046e738bbd7d337",
    "signature": "0x8f4603b561618225a440da7a1fd287f2745e290f45a320d77d108bd3c34ab6567767f3d7d13c397c7a9eb0009e23e58cad68f7bb6a6b9385dc70707bf11b49ea1c",
    "signer": "0x2e0458A7035eD9b30a48A89a12D21DfFCeb43d23",
    "userId": "954867141"
  }
}