From NENA Knowledge Base

LogEvent is a standardized JSON object containing information about a processing event that is stored in and retrieved from the Logging Service.

Relevant NENA Documents
Note: To find and download the document, copy the document number (like NENA-STA-010) from below and search the NENA Standards and Documents page.

NENA-STA-010.3d-2021, NENA i3 Standard for Next Generation 9-1-1