Transaction not yet indexed

66MDK2DRMqnLUA5ASYbDMUw24LPzC8G9jbBqDoWLxAnf1fZhcdk83dZzXAfpdTuoxab5wjeuVXHkWVNSoVPQvCv6

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