{
  "manageEntity": {
    "action": "Update",
    "entityId": "474113241",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierag5d5g3bgfchtm6eypjeelzw3pfmvvlagcqx2b5pvfbvexujrtmda\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":401085096},{\"type\":\"playlist\",\"playlist_id\":1710466159},{\"type\":\"playlist\",\"playlist_id\":1331938520},{\"type\":\"playlist\",\"playlist_id\":84571878},{\"type\":\"playlist\",\"playlist_id\":1217678103},{\"type\":\"playlist\",\"playlist_id\":743401348},{\"type\":\"playlist\",\"playlist_id\":115049}]}}}",
    "nonce": "0x8a272c8a6377d15275f3ea45ab1f1163a327aed9b816ed2a44632d08b7a336f8",
    "signature": "0xb007af2aece326e4a8d4c390eee5988681d8a9bd197ea1090fc43e88b51fa47d54ef80ce093fef310314cd52b6848a7fc6e7073e35e81b11690cd1b614ba15891b",
    "signer": "0x9c1a2996a6DCe12e947BD7C8A755b6150A3eD5f4",
    "userId": "474113241"
  }
}