Transaction not yet indexed

PMtQsSvrJSLAv8Gnp4D28cLExyJwNekSLL1cCM39khAh5eLAtte8tC9KfZz3vgN2vDyP2W7jo5NNPdkqq17Atzq

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