Transaction not yet indexed

388UPZbLUkmU7CjXQuRytK77DcLDd3aJ3zSMYFVZpTFrmQnf2XZUDxVkNnSTWXEHTLUuWWwRRZfuGD9mT7m6MSmW

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