Transaction not yet indexed

Nu88Fz3CbutfEmTSAZoWLo4CyvhA2NvQ4XbEqMxuX5cLdZwtS7U1wvfF9XkY7DyU65vZXcPxT877VEom9YUyAc1

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