Transaction not yet indexed

2b15bQLbgzZzE4DyGg7jcDK1VdnzAUiCZ4bDb5qeHsciUpN46XPPiGiQ9VcULmq93b2KiAsSe3aML9Buqnso8cMb

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.