RecipientFailureTypeEntity

The message was not attempted to be delivered because there is no known clients for the recipient. It will never be delivered for these recipients.

The message was not delivered "now" because of a communication error while the backend tried to deliver it. It might be delivered later.

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Returns an array containing the constants of this enum type, in the order they're declared.