Transaction not yet indexed

21UmGL9dPu73N8AEwrUtBGdKGstWnbBQaUG8LS1yFyXMwfd182nmgefwZCbVhQV8hZP1XrreajwCVd8AjGPdKMH4

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