{
  "manageEntity": {
    "action": "Update",
    "entityId": "614212580",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierarsjd5jdllpvufsvfdd3dfa3r3tj3qpeki5r64lkrssa6g4e52xca\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":30281002},{\"type\":\"playlist\",\"playlist_id\":406057964},{\"type\":\"playlist\",\"playlist_id\":31755126}]}}}",
    "nonce": "0x0be86e121ab47baa4d2c281b2b8c9717725954e3ad7b81136d1c4cdc67ca6cab",
    "signature": "0xcd1366d95d75b3f3fd58f57a24f10d1f2c5e12898e5195786a3c09fb0a9bb23a16d943e9f373aac43fe15ab0a33542fd342bdb22ecc1c6b7b9676720dd36b9fc1b",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}