Transaction not yet indexed

MT12Q87wqnaoMyjCE6UDuyjwJsgzoKo9SMyw2rMMeH7N92YoRRsQTVkCQ1GdR2TJRDENB6QgsKoYjC94HBaYNQo

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