{
  "manageEntity": {
    "action": "Update",
    "entityId": "47150955",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierao3fxpvxjr3aqx23p2dzu4d54tqhxrcffze7rixkha2ltvnejlrpa\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1159530167},{\"type\":\"playlist\",\"playlist_id\":1523768517},{\"type\":\"playlist\",\"playlist_id\":2010662949}]}}}",
    "nonce": "0xe424d9bb9a47285c6132b023542dc36478b6fddb1d6ca93ae7805386b5ad0e38",
    "signature": "0xfa411202e6fecbc12ad01a949d44a7ed657f07f31d9717e864e35ebcf366c4e5255cc684aa4095b7e6b49c9cfb154a7a30846f158b68d282434e8293283d5e661c",
    "signer": "0x645AAbB3BF848412862B16580BBDb4CEeBBf2EE6",
    "userId": "47150955"
  }
}