Transaction not yet indexed

56Mt5ZmXxAPA7TkScKf7cG8eUGUQRHXmd4Dh1L28Aya8ag38WW5uLpesERgxk67aJYj6Fnn586P3wTyD6oS9XCp6

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