The disclosure relates to a 5th generation (5G) or pre-5G communication system for supporting a data transmission rate higher than 4th generation (4G) communication systems such as long term evolution (LTE). An apparatus of an E2 node is provided. The apparatus includes at least one transceiver and at least one processor, wherein the at least one processor is configured to transmit a first indication message to a radio access network (RAN) intelligent controller (RIC) through an E2 interface and transmit a second indication message to the RIC through the E2 interface, wherein the first indication message includes a measurement container, the measurement container includes measurement information and label information about a category related to measurement, the second indication message includes a reference indicator, and the reference indicator may indicate to use the measurement information or label information of the first indication message.