{
  "manageEntity": {
    "action": "Update",
    "entityId": "107533033",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieraykgtqcn5kvdnegzdczdexlhwerpqa7rmd4gmmgc446qgildobl6a\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":1874732429},{\"type\":\"playlist\",\"playlist_id\":1245868064},{\"type\":\"playlist\",\"playlist_id\":439241763}]}}}",
    "nonce": "0x937b84b96cc5d573387b1f803efb61b34ca7b8b7ddf1fa5c8b4081bc4b9169be",
    "signature": "0xbe45836d48fbd29f8a56a46bad07bde4bb1f1b8d5fa07ee2646fabe0c1cfd0746f82ee7d3dfd58ef6641820a27a56c9429144b2fb67e8dde74ba6a4a1bd1acdc1c",
    "signer": "0xe30d9EF18ACc16728b76ba5E86177099D81D186a",
    "userId": "107533033"
  }
}