Transaction not yet indexed

EZam4zdq9RLNZHKCNJG8yAJmuVsYKgAYpBMq5vQ4AigMv9PHKeLS9Q1dYYgoAkR9i3UeoyCp8DFS4enLmsTwx7c

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