Transaction not yet indexed

Njs52t1GoJhixTKAXa5VZfwAwYPq5oYQZGYLwnVM8RYX1CPkkU43fA35KnwLEmjigMqJrNhnmwQCkYS5Df4u2Hm

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