Transaction not yet indexed

6681bCLNcMMBAti3etxBqRprjniCDgSaFXgVPN4vr4SdNEEvNpwbWM2F9q4z895sir2uqGLmXJp5a5kvzdtdZGL4

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