Transaction not yet indexed

QQ6737YGYujb68sSddDA5nYs5PxZnLczFMYxqb7XdfrNV77MUW7BpgoKEM9Hi12ah33NCS1xYKsLKmLUdMiz2Qx

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