Transaction not yet indexed

53WTUDBJ79hrkV7NmYfKgE5ibNourrGkzJ143Tv8jVbfDH5EHbJu1CTbPSUV6p55j25KeH7CZWZ2aiBio3Kdajm1

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