Transaction not yet indexed

668ckZTPbAVtkJ3u3tw82fGypjPPcDwpL6NeBsmsqPZptjkKKn99DuceoULKTjFPg5tpgPg6hWBB928VmLjStYU6

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