Transaction not yet indexed

mCU13RQnnvUkXr4cSeo8G8xCNWASHhzDueAT7gRKV3VMjHTokJJt2oQLBwvEmayjHz9eh3w9XSq7SfqpFp4qdue

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