Unless otherwise ordered by the court, directed by the principal or provided by a power of attorney, a custodian shall disclose to an agent with specific authority over digital assets or general authority to act on behalf of a principal a catalogue of electronic communications sent or received by the principal and digital assets, other than the content of electronic communications, of the principal if the agent gives the custodian:
A written request for disclosure in physical or electronic form;
An original or a copy of the power of attorney that gives the agent specific authority over digital assets or general authority to act on behalf of the principal;
A certification by the agent, under penalty of perjury, that the power of attorney is in effect; and
If requested by the custodian:
A number, username, address or other unique subscriber or account identifier assigned by the custodian to identify the principal's account; or
Evidence linking the account to the principal.