Transaction not yet indexed

Am6vSpDd3FrwsqkKSHi3oC6cnaQtSsS3KfmxQDdfYqjUTeSkEYtvYfTpRTF2EWYcmVWZbg2Dh6yRGqFMnuoXjDY

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