{
  "manageEntity": {
    "action": "Update",
    "entityId": "893433613",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xf401f41ac3a7ec34eef779ed8b001a1b5c4d80aef9810bc4343a53482d930467",
    "signature": "0x096c492606a68e8d8343f7864ce6ce5f8da9b97713782b04d956609537175e5c76bb546b2e08b6a600a8aaa1a1ddd670ebf147700c7ce92a623261e12b1dfcdd1c",
    "signer": "0x76A2c17BA5aadf75D7681DA26dC386569441b2a6",
    "userId": "893433613"
  }
}