### Question:
BlockDataJson { public BlockDataJson account(String account) { this.account = account; return this; }  BlockDataJson type(TypeEnum type); @ApiModelProperty(value = "") TypeEnum getType(); void setType(TypeEnum type); BlockDataJson account(String account); @ApiModelProperty(example = "nano_1hzoje373eapce4ses7xsx539suww5555hi9q8i8j7hpbayzxq4c4nn91hr8", value = "") String getAccount(); void setAccount(String account); BlockDataJson previous(String previous); @ApiModelProperty(example = "8D3AB98B301224253750D448B4BD997132400CEDD0A8432F775724F2D9821C72", value = "") String getPrevious(); void setPrevious(String previous); BlockDataJson representative(String representative); @ApiModelProperty(example = "nano_1hzoje373eapce4ses7xsx539suww5555hi9q8i8j7hpbayzxq4c4nn91hr8", value = "") String getRepresentative(); void setRepresentative(String representative); BlockDataJson balance(BigDecimal balance); @ApiModelProperty(example = "1000000000000000000000000000000", value = "1 raw is the smallest possible division and NANO/Nano (Mnano) is the current standard division used in most wallets, on exchanges, etc.") BigDecimal getBalance(); void setBalance(BigDecimal balance); BlockDataJson link(String link); @ApiModelProperty(example = "3068BB1CA04525BB0E416C485FE6A67FD52540227D267CC8B6E8DA958A7FA039", value = "") String getLink(); void setLink(String link); BlockDataJson linkAsAccount(String linkAsAccount); @ApiModelProperty(example = "nano_1hzoje373eapce4ses7xsx539suww5555hi9q8i8j7hpbayzxq4c4nn91hr8", value = "") String getLinkAsAccount(); void setLinkAsAccount(String linkAsAccount); BlockDataJson signature(String signature); @ApiModelProperty(example = "82D41BC16F313E4B2243D14DFFA2FB04679C540C2095FEE7EAE0F2F26880AD56DD48D87A7CC5DD760C5B2D76EE2C205506AA557BF00B60D8DEE312EC7343A501", value = "") String getSignature(); void setSignature(String signature); BlockDataJson work(String work); @ApiModelProperty(example = "2bf29ef00786a6bc", value = "") String getWork(); void setWork(String work); @Override boolean equals(java.lang.Object o); @Override int hashCode(); @Override String toString(); static final String SERIALIZED_NAME_TYPE; static final String SERIALIZED_NAME_ACCOUNT; static final String SERIALIZED_NAME_PREVIOUS; static final String SERIALIZED_NAME_REPRESENTATIVE; static final String SERIALIZED_NAME_BALANCE; static final String SERIALIZED_NAME_LINK; static final String SERIALIZED_NAME_LINK_AS_ACCOUNT; static final String SERIALIZED_NAME_SIGNATURE; static final String SERIALIZED_NAME_WORK; }### Answer:
@Test public void accountTest() { }