Transaction not yet indexed

6688XmzAsaCZNtRKEXo59ZgHaQWVZE8WmiUg3SshbEhWCsWfEJUa9xwSbMTbR88WsXywiPrAnZFcK8SNh1BMZLNP

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