Transaction not yet indexed

15vvMD1URDdZmLALGQt145HhQ7rf2XmfUwYkdDbTQbkPyXvrx1q9rHd7UG7gjStEnWvXcLeUSuQDix7wrC7JBx8

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