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Estimate scenario resource allocations contain time-related data for estimate scenario resources, used for calculating estimated cost and scheduled hours
PATCH / PUT /api/v1/estimate_scenario_resource_allocations/:id.json
duration_days- (optional) the length of time in days of the allocation.
percent_allocated- (optional) the percentage allocated. A decimal number between and including 0 and 1.
relative_start_day- (optional) the number of business days from the start of the project that the resource allocation will start.