### Question:
PendingBlock { public PendingBlock source(String source) { this.source = source; return this; }  PendingBlock amount(String amount); @ApiModelProperty(example = "8D3AB98B301224253750D448B4BD997132400CEDD0A8432F775724F2D9821C72", value = "") String getAmount(); void setAmount(String amount); PendingBlock source(String source); @ApiModelProperty(example = "nano_1hzoje373eapce4ses7xsx539suww5555hi9q8i8j7hpbayzxq4c4nn91hr8", value = "") String getSource(); void setSource(String source); @Override boolean equals(java.lang.Object o); @Override int hashCode(); @Override String toString(); static final String SERIALIZED_NAME_AMOUNT; static final String SERIALIZED_NAME_SOURCE; }### Answer:
@Test public void sourceTest() { }