{
  "manageEntity": {
    "action": "Update",
    "entityId": "986897282",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xdefa9514955385dc1b8cff7726d693dc0524477843af2a65aa8e436d46db1435",
    "signature": "0x58c2d608d922bdc2262f28b0736bc09ed116016d9e5c5986b47d78ca3fff989577537fc037138156b82481d8c2867c12b1f94998317414776a3a20da698406561c",
    "signer": "0xA8B6bB30b9ddc7ec44fBbD2378C64A005AA43B86",
    "userId": "986897282"
  }
}