Transaction not yet indexed

SP7L78SEhpx1Eb5sWgp8PgSMXm5wzFZSv1DpprfJWr51JrjsDfnvxAiPSphnLvfMo9A2BQR5WRqYYspxs7m1Qrp

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