Transaction not yet indexed

cLu2k4tGQQLRhSKWsav29SqFCCP1ByUViAgprN9ZrXagh3sFQxj4AikhVeqwftBiNUUSnnyMLAqndqxt8c2JMV9

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