Transaction not yet indexed

528D5f2XkzLJD1wjFPocLfDRh2pU54f7YgvPSegrc8TmXxKMKqpqAjPKSTNVMNFH3VDF4NtRpqnVMb3L4jvqu2Rm

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