Transaction not yet indexed

15E4AdErztYLLHTDbL6koxfaX2bNyGZYWmJfSiTErrsGPSCFo5kzVGCJ6z1oqsB7zYdtW8fvb6H7oY9Nv2n2sMZ

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