Transaction not yet indexed

4c21tFFpb8FgTZb2TxWV7SP63f6SKHfSLc2dEA1rHAZZcxNL3C951Xu5d1BHDhLxGeL9M2xucCYSUGSPgSw9cdoJ

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