Transaction not yet indexed

mdEMy8vQaMuNEH3R2756eSmpV4AKDMKcSKg3E6iJ7eVdJfhbVqZvEzcHphzE5xhPncBNV9QoHE3j2A6eUjaP6ZJ

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