Transaction not yet indexed

a55Kifi9cXL6Akt4PyoWFKwveSTYBbQunk3XcSSg4v9gfVM3kmEYCG3w89dUFAr2ajPVexFFDEKCxBXPbGJrxMs

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