{
  "manageEntity": {
    "action": "Update",
    "entityId": "636373789",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieragwf7wco3a2bdx7wkvtycxdrrsazizmzyoxgw4tycqulwm7w3t3qq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":77101},{\"type\":\"playlist\",\"playlist_id\":1772262673},{\"type\":\"playlist\",\"playlist_id\":1409463636},{\"type\":\"playlist\",\"playlist_id\":732645872}]}}}",
    "nonce": "0x25557932e428e24b0f89caeae738158daf57256fc8316551d81cab81436b9172",
    "signature": "0xb06a8c72b549a35073661af11a5f09f7e378ecc8b9bdfa63e74964bc1074afbd1cf99228ef22491b190011689c7d17445dbd87b1cff080bf9f3bb21ea41669b91b",
    "signer": "0xA58E9DB71bd7769eD0ce2E3B8570c246C1157776",
    "userId": "636373789"
  }
}