{
  "manageEntity": {
    "action": "Update",
    "entityId": "95759919",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieragkc7cca6cvudktwaurxsvbr6pub3yutcnjkwvkywh2c7p5yxcsma\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1104677210}]}}}",
    "nonce": "0x5f334a8c860cb7595bfdff25f66142754ea75dd99606f0e948be108ff9e75aff",
    "signature": "0xe1ce97a2114ae310cc6a773e29d795ff369b115f864ddc1f7e78656ac851707a27748d6bf7c81ab89422b5a9b02a2d6e4ce8024a6f03178d16cf7bde6ba6a95d1b",
    "signer": "0xA043b0C07b809E57ADBCd6226f05bE2F76aB6ABb",
    "userId": "95759919"
  }
}