{
  "manageEntity": {
    "action": "Update",
    "entityId": "85051708",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xb5f1dab6c164c8ac756a2de9df2a0ff8777090b8d1df796745b3d0db1abc3b9f",
    "signature": "0x28ace3153a59380b43e34d47b3a479d7f884ed1cefd581e55d8e3a6b446dd94d7e9530ba98d0be280287cda18e1b184b1726f667c3ca3d9efea18b353f8570741b",
    "signer": "0x9976A5bDB93F69653188778fe013ed45ca0c2Ab1",
    "userId": "85051708"
  }
}