Transaction not yet indexed

6688FAgZE1NFhRBCXSVJGhrVzsBGJhtDkU2HyCppQxTSFWB3Lv7nTG29f48sFUd3tCbQJL64pHsf5iLN3APcZ7EK

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