method: CreateEstimation | time: 2026-09-13 16:15:12
json:
{
    "location_name": "Dambulla",
    "project_name": "CCF",
    "is_active": "1",
    "created_by": "nipuni"
}
method: GetEstimations | time: 2026-09-13 16:15:13
json:
{
    "project_name": "CCF",
    "location_name": "Dambulla",
    "show_only_estimated": "0"
}