Transaction not yet indexed

5c21mG7u4g39BhzuVTZ3ro8R9jD5Rutf9rA6tASTCQdMCog7knhjQznGWFNvVXgfsYHhZQ4Gdbq7BrxcMdnLp8Zj

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