{
  "manageEntity": {
    "action": "Update",
    "entityId": "630358397",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xed15af08b974ac64e0943fa0e6f413303f030ab4bb49f9f1228162f6ae9f68ed",
    "signature": "0x63628bd34bfa784c6832c1d8804b28be8edacf066ed1f203bea33baefbc2411714725064df0d0012b919ffbed63e820ed509f2c802252f4a3ed599f08628456d1b",
    "signer": "0x5358D1b8617d1c62158a7a194de4471cc0fbBC79",
    "userId": "630358397"
  }
}