### Question:
ReceiveRequest { public ReceiveRequest block(String block) { this.block = block; return this; }  ReceiveRequest action(ActionEnum action); @ApiModelProperty(value = "") ActionEnum getAction(); void setAction(ActionEnum action); ReceiveRequest wallet(String wallet); @ApiModelProperty(example = "000D1BAEC8EC208142C99059B393051BAC8380F9B5A2E6B2489A277D81789F3F", value = "") String getWallet(); void setWallet(String wallet); ReceiveRequest account(String account); @ApiModelProperty(example = "nano_1hzoje373eapce4ses7xsx539suww5555hi9q8i8j7hpbayzxq4c4nn91hr8", value = "") String getAccount(); void setAccount(String account); ReceiveRequest block(String block); @ApiModelProperty(example = "8D3AB98B301224253750D448B4BD997132400CEDD0A8432F775724F2D9821C72", value = "") String getBlock(); void setBlock(String block); @Override boolean equals(java.lang.Object o); @Override int hashCode(); @Override String toString(); static final String SERIALIZED_NAME_ACTION; static final String SERIALIZED_NAME_WALLET; static final String SERIALIZED_NAME_ACCOUNT; static final String SERIALIZED_NAME_BLOCK; }### Answer:
@Test public void blockTest() { }