{
  "manageEntity": {
    "action": "Update",
    "entityId": "695290252",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xbf78e2534573ed788a06e46f43d7d4fbf14817d42588465e8fbb177540da1f1e",
    "signature": "0x0df58454b0f23cdb5f98a9e1e5a90d64a9b1ad01b67494bc7e500282062a8ecd1b8d344686015998c7f75a3a823c1086e8d209d431efc2f3c94b07c5df5d72b91c",
    "signer": "0xa42ab150B62A82f20CDd3baDF608cee632b55b60",
    "userId": "695290252"
  }
}