Transaction not yet indexed

5tkcV8jAdGsHkEstzwFZxnBb2hNvYaRfKVYXioXTfbEPYTsHxyhiST4G2MDaMWD3eWsi2tDStXdgkZzVpJ3kkPC9

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