const query = { fromTimestamp: 1501576981, toTimestamp: 1601876982, size: 3, cursor: '' }
const result = await caver.kas.anchor.getOperatorList(query)

AnchorQueryOptions anchorQueryParams = new AnchorQueryOptions();
anchorQueryParams.setSize((long)3);
anchorQueryParams.setFromTimestamp((long)1592360291);
anchorQueryParams.setToTimestamp((long)15991809920);
​
Operators operators = caver.kas.anchor.getOperatorList(anchorQueryParams);
System.out.println(operators);

Operators {
  cursor: 'eyJjcmVhdGVkX2F0IjoxNTk4NTk2MTMzLCJkb2NfaWQiOiJrcm46MTAwMTphbmNob3I6OGU3NmQwMDMtZDZkZC00Mjc4LThkMDUtNTE3MmQ4ZjAxMGNhOm9wZXJhdG9yLXBvb2w6ZGVmYXVsdDoweDAwODBFNDZEOEEwZmUxNGY4Mjk3OUM3MWNEZTM1QzhEN0MyYmZmOTAiLCJycG4iOiJrcm46MTAwMTphbmNob3I6OGU3NmQwMDMtZDZkZC00Mjc4LThkMDUtNTE3MmQ4ZjAxMGNhOm9wZXJhdG9yLXBvb2w6ZGVmYXVsdCIsInR5cGUiOiJPUFIifQ==',
  items: [ 
    Operator {
      createdAt: 1598596270,
      operator: '0x371E04979132C23330eE777601C981453f7f542e',
      setting: OperatorSetting { useGlobalFeePayer: true, useOperator: false }
    },
    Operator {
      createdAt: 1598596140,
      operator: '0xFb1f3B40BD102323d18ADC308D5B1bA91701156d',
      setting: OperatorSetting { useGlobalFeePayer: true, useOperator: false }
    },
    Operator {
      createdAt: 1598596133,
      operator: '0x0080E46D8A0fe14f82979C71cDe35C8D7C2bff90',
      setting: OperatorSetting { useGlobalFeePayer: true, useOperator: false }
    }
  ]
}

class Operators {
    cursor: 
    items: [class Operator {
        createdAt: 1597897525
        operator: 0x0Ea563A80f5ea22C174030416E7fCdbeD920D5EB
        setting: class OperatorSetting {
            useGlobalFeePayer: true
            useOperator: false
        }
    }, class Operator {
        createdAt: 1597897530
        operator: 0x60A4B9342D439ED9D2DbdFf08aB9ceE1eFb73D10
        setting: class OperatorSetting {
            useGlobalFeePayer: true
            useOperator: false
        }
    }, class Operator {
        createdAt: 1597897535
        operator: 0x002909B4C40a874a5587aa0D15cc847F7E79aD76
        setting: class OperatorSetting {
            useGlobalFeePayer: true
            useOperator: false
        }
    }]
}

const result = await caver.kas.anchor.getOperator('0x371E04979132C23330eE777601C981453f7f542e')

Operator operator = caver.kas.anchor.getOperator("0x0Ea563A80f5ea22C174030416E7fCdbeD920D5EB");
System.out.println(operator);

Operator {
  createdAt: 1598596270,
  operator: '0x371E04979132C23330eE777601C981453f7f542e',
  setting: OperatorSetting { useGlobalFeePayer: true, useOperator: false }
}

class Operator {
    createdAt: 1597897525
    operator: 0x0Ea563A80f5ea22C174030416E7fCdbeD920D5EB
    setting: class OperatorSetting {
        useGlobalFeePayer: true
        useOperator: false
    }
}

const data = { id: '891825', custom_field: 'This is test custom field for anchoring'}
const result = await caver.kas.anchor.sendAnchoringData('0xc8Aa073E2A924Fc469339Ff0cB2Ec4A7838888D0', data)

AnchorBlockPayload payload = new AnchorBlockPayload();
payload.put("id", Integer.toString(random.nextInt()));
payload.put("field", "1");
payload.put("filed2", 4);
​
AnchorBlockStatus response = caver.kas.anchor.sendAnchoringData(operatorID, payload);
System.out.println(response);

AnchorBlockStatus { status: 'succeed' }

class AnchorBlockStatus {
    status: succeed
}

const query = { fromTimestamp: 1501576981, toTimestamp: 1601876982, size: 3, cursor: '' }
const result = await caver.kas.anchor.getAnchoringTransactionList('0xc8Aa073E2A924Fc469339Ff0cB2Ec4A7838888D0', query)

AnchorQueryOptions anchorQueryParams = new AnchorQueryOptions();
anchorQueryParams.setSize((long)3);
anchorQueryParams.setFromTimestamp((long)1599142860);
anchorQueryParams.setToTimestamp((long)1599142845);
​
AnchorTransactions res = caver.kas.anchor.getAnchoringTransactionList(operatorID, anchorQueryParams);
System.out.println(res);

AnchorTransactions {
  cursor: 'eyJjcmVhdGVkX2F0IjoxNTk5NjEyNzg5LCJkb2NfaWQiOiJrcm46MTAwMTphbmNob3I6OGU3NmQwMDMtZDZkZC00Mjc4LThkMDUtNTE3MmQ4ZjAxMGNhOm9wZXJhdG9yLXBvb2w6ZGVmYXVsdDoweGM4QWEwNzNFMkE5MjRGYzQ2OTMzOUZmMGNCMkVjNEE3ODM4ODg4RDA6NTI3MzM5NDUzMiIsInF1ZXJ5X2lkIjoia3JuOjEwMDE6YW5jaG9yOjhlNzZkMDAzLWQ2ZGQtNDI3OC04ZDA1LTUxNzJkOGYwMTBjYTpvcGVyYXRvci1wb29sOmRlZmF1bHQ6QU5DSF9UWDoweGM4QWEwNzNFMkE5MjRGYzQ2OTMzOUZmMGNCMkVjNEE3ODM4ODg4RDAiLCJ0eXBlIjoiQU5DSF9UWCJ9',
  items: [
    AnchorTransaction {
      createdAt: 1599626680,
      payloadId: '5593367445',
      transactionHash: '0x93607f7f3a0131f804d0b847c18311ccb8b9aa6526b21febf19db9759038b0a6'
    },
    AnchorTransaction {
      createdAt: 1599614650,
      payloadId: '6201274638',
      transactionHash: '0x0bd1961ba478aae4d64ecb6b4d45fcd0edc76249bdcf7ef0d6feb0b4b1080591'
    },
    AnchorTransaction {
      createdAt: 1599612789,
      payloadId: '5273394532',
      transactionHash: '0xd3b5de1c8e15be76491fffa58c241b292a714df91d611a26811bc0df906390b5'
    }
  ]
}

class AnchorTransactions {
    cursor: eyJjcmVhdGVkX2F0IjoxNTk4MzQ1ODYxLCJkb2NfaWQiOiJrcm46MTAwMTphbmNob3I6ZDVjMzQ2ZjUtYmI4MC00ZjQ1LTkwOTMtNTdlMjUyMDVjZGM4Om9wZXJhdG9yLXBvb2w6ZGVmYXVsdDoweDBFYTU2M0E4MGY1ZWEyMkMxNzQwMzA0MTZFN2ZDZGJlRDkyMEQ1RUI6Y3VzdG9tX2lkMTExMTE0IiwicXVlcnlfaWQiOiJrcm46MTAwMTphbmNob3I6ZDVjMzQ2ZjUtYmI4MC00ZjQ1LTkwOTMtNTdlMjUyMDVjZGM4Om9wZXJhdG9yLXBvb2w6ZGVmYXVsdDpBTkNIX1RYOjB4MEVhNTYzQTgwZjVlYTIyQzE3NDAzMDQxNkU3ZkNkYmVEOTIwRDVFQiIsInR5cGUiOiJBTkNIX1RYIn0=
    items: [class AnchorTransaction {
        createdAt: 1598345953
        payloadId: 77777
        transactionHash: 0xf2777b31f99d268eecc356409a45b2bf916cc63d629f270f21b3e197bc11e851
    }, class AnchorTransaction {
        createdAt: 1598345931
        payloadId: custom_id111115
        transactionHash: 0x534e9b6e40c483d5eec379a6bd034726daf78acb7d000b15c975606c5a7ad113
    }, class AnchorTransaction {
        createdAt: 1598345861
        payloadId: custom_id111114
        transactionHash: 0xb976f868b4b5f1208a24d783603ddb784d91d72b9643ddd64ded1e8444175dc3
    }]
}

const result = await caver.kas.anchor.getAnchoringTransactionByTxHash('0xc8Aa073E2A924Fc469339Ff0cB2Ec4A7838888D0', '0x9b67fb089d942af13db118932d62a605371978df754d1a97807df305d6a1a08f')

String operatorID = "0x0Ea563A80f5ea22C174030416E7fCdbeD920D5EB";
String txHash = "0x74ee2fcf41b7bee3cb6ff0e9d5facb877cf9da178236d5ccc371318cbf09d6de";
​
AnchorTransactionDetail res = caver.kas.anchor.getAnchoringTransactionByTxHash(operatorID, txHash);
System.out.println(res);

AnchorBlockTransactions {
  payload: { 
    custom_field: 'This is test custom field for anchoring',
    id: '891825'
  },
  transactionHash: '0x9b67fb089d942af13db118932d62a605371978df754d1a97807df305d6a1a08f'
}

class AnchorTransactionDetail {
    payload: class AnchorBlockPayload {
        {filed2=4.0, field=1}
    }
    transactionHash: 0x74ee2fcf41b7bee3cb6ff0e9d5facb877cf9da178236d5ccc371318cbf09d6de
}

const result = await caver.kas.anchor.getAnchoringTransactionByPayloadId('0xc8Aa073E2A924Fc469339Ff0cB2Ec4A7838888D0', '891825')

String operatorID = "0x0Ea563A80f5ea22C174030416E7fCdbeD920D5EB";
String payloadId = "0xca0577c2f7f2537d499357c2bd08c72a808d7bb718a336b69fd37f640c73ba6d";
​
AnchorTransactionDetail res = caver.kas.anchor.getAnchoringTransactionByPayloadId(operatorID, payloadId);

AnchorBlockTransactions {
  payload: { 
    custom_field: 'This is test custom field for anchoring',
    id: '891825'
  },
  transactionHash: '0x9b67fb089d942af13db118932d62a605371978df754d1a97807df305d6a1a08f'
}

class AnchorTransactionDetail {
    payload: class AnchorBlockPayload {
        {filed2=4.0, field=1}
    }
    transactionHash: 0x74ee2fcf41b7bee3cb6ff0e9d5facb877cf9da178236d5ccc371318cbf09d6de
}