Transaction not yet indexed

642hm2ckk5ri2FHdXiRrhg9wBoJ1vdscqWGKBJxGSQAvmnjkaeCvVg6jaxB3f2fFuVk989pwpQ3UT8SKmo5LxQv6

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