Transaction not yet indexed

53S21Ch8iHLbMsAfDBUHRCzyHjRbxqjgLLY12oTd3bBgHLTSKpW4EwMam1BNx4wZQz4eFuo5HsQMffRcX59qBxjq

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