Transaction not yet indexed

MDcEK2H4STLRf7rdUVevVzKr45zgeXUFMj4HRDmuKxdBHY7bJPH4E5NFd87VUXVx41QG3d6ZGdaHwS1deLE9DU7

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