Transaction not yet indexed

u21Vpnfo5CE7xw6c6Wsw9Xq1GxjCVX8WMRUMpjzfDDQAc6MAxKEaMGNQHbRuU4YCakCaap7QorZKMoVhYjCDLkN

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