Transaction not yet indexed

667FCkfnn5ZAQSyVEhLY2EStKWB8mLtVLYzNeTYraLmH7hCnfCaZFoDWPznLT1tswk6hYRwPepcuFnMQ4NoRbBQM

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