Transaction not yet indexed

621b5ALCdQtnfkiPiUK7EoABhrTYQuyapmVo9vTiUisPbC8TH9NFsNgxjsqYdPQsGGbSYath2KLYh4mjEJjkmYU2

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