{
  "manageEntity": {
    "action": "Update",
    "entityId": "799347630",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x1842c38b19ccb3e44888e563bbb48e87212ef77b0f4b023b3cded1948da6e027",
    "signature": "0x950500ac4c7e156cfcb0493ede2a6151eaf4ab50a15110306e0207af9f6590221ccaa7ab2fea6e4ec98e5e17bd2eac98cbd97d8c78efb12dec4e2fdc3a7fa9791c",
    "signer": "0x735D36Ff63166384deC85DEB616467ECC70F6A98",
    "userId": "799347630"
  }
}