Transaction not yet indexed

Am2f7hMi6vvEuWxdh76zxD4NQFRu4mvePzDM7LsmAYMEKifCJkf5ssX6w4EQ3BriGZeKFvTkUVSPZs6RnyVRbVe

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