Transaction not yet indexed

nmfmk7AXHfLyP7uN64TGMGMLMueiXuy1dPs2TF8qn4B3fBnkfuoMLp8bJ5Rf9pLQUNvhot1cwa2EWueFvdWB4Lr

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