Transaction not yet indexed

mqkn4ZLhcBRCt2z2V561Tft61Qeu9F7W3CqQjqtx1f4RqujYXJ8zBG8Tdnj9KYev3AwPLEKRMVZbVs5BfJS9g3n

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