Get the contribution for the user type.
Successful Response
The date of the cohort.
The period of the cohort. 0 is the first period.
The number of users in the cohort.
The customer acquisition cost (CAC) for the cohort.
The revenue lifetime value (LTV) for the cohort.
The LTV to CAC ratio for the cohort for the period.
The gross-margin lifetime value, which is the cumululative gross profit, for the cohort for the period.
The gmLTV to CAC ratio for the cohort for the period. This related to the contribution margin.
The contribution (gmLTV - CAC) for the cohort for the period.