Transaction not yet indexed

53n3mkucMYDBqAUX2z4zrQth5vz2MSGCJJShMFQbYuro1TtZQitUcX32WEd8vuS6Y7oWo2a5MMdjjASGE2u51byA

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