Zeebe version 1.3.14 uses the Elastic exporter. When the data sent by the client is too large, which causes an error, the export error data instance key is -1. May I ask what is the reason for this?

Zeebe version 1.3.14 uses the Elastic exporter. When the data sent by the client is too large, which causes an error, the export error data instance key is -1. May I ask what is the reason for this?