Transaction not yet indexed

1SQuK556QVASgFJ5wUWgrZjxo3VK7xuPM6DhiMqv6P8RfqbyqV84mCBDJAW9Lc5Mt64SHbTREMbDi1XV5arwTw2

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