{
  "manageEntity": {
    "action": "Update",
    "entityId": "47957710",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieraxcym3paxqz2i6iipwk75ksmjyvgxdmhazzlu6eod6fwjtr24f77q\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":706800800},{\"type\":\"playlist\",\"playlist_id\":442882673},{\"type\":\"playlist\",\"playlist_id\":1093786995},{\"type\":\"playlist\",\"playlist_id\":1009681870}]}}}",
    "nonce": "0x4bc6a7f90351896b92360533a174e32d09b55aa2cbb149ed37aeec1bea1a6952",
    "signature": "0x432c75a75c74d53df8b0b4a7d03a6685c4eba79aa62d6408e0380a6d699772813025f5ba38189655b43ced1b50e212cda74556dd83ab243210566257a53948481c",
    "signer": "0x2D81e23538E92940893ef728A5b6af00F3a1e478",
    "userId": "47957710"
  }
}