Transaction not yet indexed

621mrEbCrsguSa2reK7YoQSwXVJPTWwZrjRwuPwCJYF4SmH2fkmVCfhb5hU545WfzSFvnj6fgBmgZVkgxeXhM7h1

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