Transaction not yet indexed

53c3KErHbBtc47TLDBRJHo6AvufUa5cfWSFx756bvTmHbNG1CsD1Brmy4Z68w9S4QTdXVypMaaxfCoq7gbHumyqk

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