In an aspect of the disclosure, a method, a computer-readable medium, and an apparatus are provided. The apparatus is configured to transmit a first SA information in a first subframe. The apparatus is further configured to transmit a first data in the first subframe. The apparatus is configured to transmit a second SA information in a second subframe. The apparatus is also configured to transmit a second data in the second subframe. The first SA information includes information on the first data and the second data. The second SA information includes information on the second data.