Transaction not yet indexed

66EFfbJBucHTTCWioXy17QJ8rvN4fVCXdnJQ6oEbub3KV9uXqNX35mRdk4Uev3zqjvhaYXVEdHALZ54EXxqHt3mF

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