Transaction not yet indexed

55Vgk3M6CwFi5u36hg5ME91Z9mtNLqQ5RZzbF6dkVw6LsH5Y5kbPgn9ar61TKh3tvGgYjm6cZtbtxfAQYkDNMSi8

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