Function spl_governance::state::proposal_transaction::get_proposal_transaction_data_for_proposal

pub fn get_proposal_transaction_data_for_proposal(
    program_id: &Pubkey,
    proposal_transaction_info: &AccountInfo<'_>,
    proposal: &Pubkey
) -> Result<ProposalTransactionV2, ProgramError>

Deserializes and returns ProposalTransaction account and checks it belongs to the given Proposal