readBusinessMessage
suspend fun <Error class: unknown class>.readBusinessMessage(businessConnectionId: <Error class: unknown class>, chatId: <Error class: unknown class>, messageId: <Error class: unknown class>)
suspend fun <Error class: unknown class>.readBusinessMessage(businessConnectionId: <Error class: unknown class>, message: <Error class: unknown class>)
suspend fun <Error class: unknown class>.readBusinessMessage(businessConnectionId: <Error class: unknown class>, chat: <Error class: unknown class>, messageId: <Error class: unknown class>)