Transaction not yet indexed

66Zku2nMHMuU7stFAkfApFRq9ZUFxCn4e718ap5Uhyi2wnpHccKf2KZcNnaZqAkd7M35pkBWbT338wxRxXCMCnuJ

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