Transaction not yet indexed

21XkBvt8DLUumV4tjWqyLXdmxWNvQ653L1yVeGMTkELbdGRN2brbmeNaubWx8LmVSLsUY2CWNfu9HwZpqNNRZMi7

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