Transaction not yet indexed

MpB2ULk1Ama12J8Qc45srUfFJXPyvNiw7kbzMoRYTfLX7dRMh7ZpWZ1jAZaB61YNMGdqJSLRZNHbzsqpyM669Hk

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