post https://api-sandbox.aurorasolar.com/tenants//designs//proposals/default
Creates a proposal for a design based on a proposal template provided.
If you are creating a proposal for a Partner-owned project, please ensure the proposal template used is assigned to that Partner.
Please ensure the proposal template you're using to create a proposal has been enabled.
If a proposal template id is not provided, the proposal will be created from the default proposal template specified by the Administrator or Partner.