Transaction not yet indexed

MdcdzzPBD6bqkG1uPz6T7LKEL3ZRUpXWbCgSQHWoryuNb4e1W4Zxh1q3XGXQuBuXxkFanrvwydCKHWfSijjUuuS

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