100644 blob 902055671f65a6c7ca0cc191a290a232ace9e532	DeliveryReceipt.java
100644 blob 125b87e63ba1a6925518329716b291b2ed9d3acf	DeliveryReceiptManager.java
100644 blob 1b5ed3bc40dd8f22cfe268832649b8680e23e7de	DeliveryReceiptRequest.java
100644 blob 318311371ff20a265c1129ae8ec5407770fdca2d	ReceiptReceivedListener.java