Transaction not yet indexed

AtNMk6NRS4gNFDExT3kcTfPtkxTaqFomdBVmDzA6dQjbum5sNFAtzSxpmyT9W4TGbQ2dk1VnaJ5aDbrQwhAmBKW

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