Transaction not yet indexed

unet5mtQfz5BqALaKzkeKdQR8uEMpWcKjGtwi3YAvZgjD4pLg81MDTXm3z1RpgArwhXJKgCbfpMMHWvw5aSkP19

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