Below is the soap error.
'<soap:Envelope xmlns:soap="
http://schemas.xmlsoap.org/soap/envelope/"><soap:Header><ResponseHeader xmlns="
https://adwords.google.com/api/adwords/cm/v201809"><requestId>00059493ca5368e50a37a0c81c086208</requestId><serviceName>AdGroupCriterionService</serviceName><methodName>mutate</methodName><operations>64</operations><responseTime>219</responseTime></ResponseHeader></soap:Header><soap:Body><soap:Fault><faultcode>soap:Client</faultcode><faultstring>[EntityNotFound.INVALID_ID @ operations[59].operand.criterion.customIntentId; trigger:\'54487943\', EntityNotFound.INVALID_ID @ operations[60].operand.criterion.customIntentId; trigger:\'54948595\', EntityNotFound.INVALID_ID @ operations[61].operand.criterion.customIntentId; trigger:\'54487358\', EntityNotFound.INVALID_ID @ operations[62].operand.criterion.customIntentId; trigger:\'54513110\', EntityNotFound.INVALID_ID @ operations[63].operand.criterion.customIntentId; trigger:\'54487418\']</faultstring><detail><ApiExceptionFault xmlns="
https://adwords.google.com/api/adwords/cm/v201809"><message>[EntityNotFound.INVALID_ID @ operations[59].operand.criterion.customIntentId; trigger:\'54487943\', EntityNotFound.INVALID_ID @ operations[60].operand.criterion.customIntentId; trigger:\'54948595\', EntityNotFound.INVALID_ID @ operations[61].operand.criterion.customIntentId; trigger:\'54487358\', EntityNotFound.INVALID_ID @ operations[62].operand.criterion.customIntentId; trigger:\'54513110\', EntityNotFound.INVALID_ID @ operations[63].operand.criterion.customIntentId; trigger:\'54487418\']</message><ApplicationException.Type>ApiException</ApplicationException.Type><errors xmlns:xsi="
http://www.w3.org/2001/XMLSchema-instance" xsi:type="EntityNotFound"><fieldPath>operations[59].operand.criterion.customIntentId</fieldPath><fieldPathElements><field>operations</field><index>59</index></fieldPathElements><fieldPathElements><field>operand</field></fieldPathElements><fieldPathElements><field>criterion</field></fieldPathElements><fieldPathElements><field>customIntentId</field></fieldPathElements><trigger>54487943</trigger><errorString>EntityNotFound.INVALID_ID</errorString><ApiError.Type>EntityNotFound</ApiError.Type><reason>INVALID_ID</reason></errors><errors xmlns:xsi="
http://www.w3.org/2001/XMLSchema-instance" xsi:type="EntityNotFound"><fieldPath>operations[60].operand.criterion.customIntentId</fieldPath><fieldPathElements><field>operations</field><index>60</index></fieldPathElements><fieldPathElements><field>operand</field></fieldPathElements><fieldPathElements><field>criterion</field></fieldPathElements><fieldPathElements><field>customIntentId</field></fieldPathElements><trigger>54948595</trigger><errorString>EntityNotFound.INVALID_ID</errorString><ApiError.Type>EntityNotFound</ApiError.Type><reason>INVALID_ID</reason></errors><errors xmlns:xsi="
http://www.w3.org/2001/XMLSchema-instance" xsi:type="EntityNotFound"><fieldPath>operations[61].operand.criterion.customIntentId</fieldPath><fieldPathElements><field>operations</field><index>61</index></fieldPathElements><fieldPathElements><field>operand</field></fieldPathElements><fieldPathElements><field>criterion</field></fieldPathElements><fieldPathElements><field>customIntentId</field></fieldPathElements><trigger>54487358</trigger><errorString>EntityNotFound.INVALID_ID</errorString><ApiError.Type>EntityNotFound</ApiError.Type><reason>INVALID_ID</reason></errors><errors xmlns:xsi="
http://www.w3.org/2001/XMLSchema-instance" xsi:type="EntityNotFound"><fieldPath>operations[62].operand.criterion.customIntentId</fieldPath><fieldPathElements><field>operations</field><index>62</index></fieldPathElements><fieldPathElements><field>operand</field></fieldPathElements><fieldPathElements><field>criterion</field></fieldPathElements><fieldPathElements><field>customIntentId</field></fieldPathElements><trigger>54513110</trigger><errorString>EntityNotFound.INVALID_ID</errorString><ApiError.Type>EntityNotFound</ApiError.Type><reason>INVALID_ID</reason></errors><errors xmlns:xsi="
http://www.w3.org/2001/XMLSchema-instance" xsi:type="EntityNotFound"><fieldPath>operations[63].operand.criterion.customIntentId</fieldPath><fieldPathElements><field>operations</field><index>63</index></fieldPathElements><fieldPathElements><field>operand</field></fieldPathElements><fieldPathElements><field>criterion</field></fieldPathElements><fieldPathElements><field>customIntentId</field></fieldPathElements><trigger>54487418</trigger><errorString>EntityNotFound.INVALID_ID</errorString><ApiError.Type>EntityNotFound</ApiError.Type><reason>INVALID_ID</reason></errors></ApiExceptionFault></detail></soap:Fault></soap:Body></soap:Envelope>' }
could you please let me know what is the issue here?.
Also , If the above used method is invalid, could you please let me know what userlist type I have to use to create the custom audience.