Transaction not yet indexed

52j5NUwahBCqAScLBh9hMEMoMnkSTvZBUG9gTZvzgBUz3ZwuLEVaCFPamwz1rmt4Nk4rHgSobMUDKqf4DCLBojS6

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