Transaction not yet indexed

Cx66L88EHCF32QMWYmCtYjKzPhgrEGN6pmEXL9cwQeTrCjJoQ9qFPwoc8ZBrYkgnVxFYU17oDKk4bK4dqYqz2ai

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