Transaction not yet indexed

543engTUcEZFeXWh1qCQi1gHv5q32DgMp5psUcFMpmzJ7RTNCTwZzVQPYvdt7SeaL1Zu7hafNXJVLdzCVB3PxUei

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