### Question:
Id { @Override public int hashCode() { return Objects.hash(id, idStr); } @JsonCreator  Id(@JsonProperty("id") final long id,
            @JsonProperty("id_str") final String idStr);  Id(final long id); @JsonProperty long getId(); @JsonProperty("id_str") String getIdAsString(); @Override boolean equals(final Object obj); @Override int hashCode(); @Override String toString();  }### Answer:
@Test public void testHashCode() { assertThat(id.hashCode()).isEqualTo(1548657); }