Constructor.
The internal error code.
The HED 3 error code.
The issue level (error or warning).
The error string parameters.
The HED 3 error code.
The internal error code.
The issue level (error or warning).
The detailed error message.
The parameters to the error message template. Object with string and map parameters.
StaticSPECIAL_
A HED validation error or warning.