Transaction not yet indexed

YMkaWMmd7hiR6aW4t3dAFYRwsMLFkAgEJDiAr7LpMYEQeNsoWyyr8QZPYG4jK58Q16PnPjVYSnV2RHQLGqWC9zw

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