AI-generated Key Takeaways
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          A ProposalCompanyAssociationlinks a Company to a Proposal and includes associated Contact objects.
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          The association requires a unique companyIdand a specifiedtype.
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          The typecan be one of several roles likePRIMARY_AGENCY,ADVERTISER, orBILLING_AGENCY.
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          It can also include a list of contactIdsassociated with the company.
A ProposalCompanyAssociation represents a Company associated with the Proposal and a set of Contact objects belonging to the company.
- Namespace
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               https://www.google.com/apis/ads/publisher/v202505
| Field | |
|---|---|
| 
                            | 
                            The unique ID of the Company associated with the Proposal. This attribute is required. | 
| 
                            | 
                            The association type of the Company and Proposal. Enumerations 
 This attribute is required. | 
| 
                            | 
                            |