Added optional `merchant_country`, `mcc`, `acquirer_merchant_id` fields for transaction event. Added optional `group_id` field for install, registration, confirmation, login, transaction, refund, payout and transfer events
Added optional `merchant_country`, `mcc`, `acquirer_merchant_id` fields for transaction event. Added optional `group_id` field for install, registration, confirmation, login, transaction, refund, payout and transfer events

covery/php-client