{
  "manageEntity": {
    "action": "Update",
    "entityId": "786745302",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x61f96b218ec02ed40cdb19c6caee9415e12e13b82ee4941eec14faa49a279c5b",
    "signature": "0xf95d1218fdafae16a49af0aa00c63e5a57c24df43b4f9250d8ab1bfa39c23b2406f8fc44cd6590d86cb777a52d92bba2a90b9aacb791e58898f7377dfb25cf271b",
    "signer": "0x0cD44d5932c465421e821543Ebd21D154Ec78935",
    "userId": "786745302"
  }
}