Transaction not yet indexed

a91ceU4At6bpmRqmcY9bP2728hA5AwnLUdvCSVvCjxhCk1xWFge1QkJYWpGQjd3Rsa8EighFrWQckhHUHcR1gp4

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