Transaction not yet indexed

21SYbiAZHJiY1cXkAgvUMyJvRShoWhGCwJJaWpiG4tkbnSWffNbM8kHGspEaXfSHGspfsQw725CNfZ6Lg2iSwNfX

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