Transaction not yet indexed

NmEjmgjc4rZRSB4q1eBexukFc9Uu6GSpALQKo8XMeiwZpCoBNeYgDvo447nwRc8f3Nhgfh7HbHk5oP6JoDQ9U15

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