Transaction not yet indexed

21ckoK4LdtnqJ8CtcN3ACHfVFJFgfrt7PZKZzGKQMCvrDDHdAc2APDrWwp8G5QRYFUTZkYVRUA7wLFNvMHzkf8X4

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