How do I change "PROJ_NAME" to "AMG55" in ECW metadata from "MGA55"?

kaichand989

GLOBAL_MAPPER_SCRIPT VERSION="1.00"

// Load the ECW file into Global Mapper

IMPORT FILENAME="E:\Development\GM\LVM.ecw"

DEFINE_PROJ PROJ_NAME="AMG55"

Projection   TRANVERSE_MERCATOR

Datum     GDA94

Zunits     NO

Units     METERS

Xshift     0.000000

Yshift     0.000000

Parameters

-117 -36 0.000000 /* longitude and latitude of origin

0.99960 /* scale factor at central meridian

500000.000000 10000000.000000 /* false easting and northing

END_DEFINE_PROJ

// Export the modified ECW file with a new name and generate a world file

EXPORT_RASTER FILENAME="E:\Development\GM\LVM_MODIFIED.ecw" TYPE="ECW" GEN_WORLD_FILE=YES

// Unload the loaded data

UNLOAD_ALL