Transaction not yet indexed

Am6vnAMFnJm1pN9yAjy48VSyPhdtph84TRrcT2AfLFT8z7nprfdSyUhjUnJyJiLVq6Q1aWFfo48KoFsTNPKxpSF

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