> ## Documentation Index > Fetch the complete documentation index at: https://flutterwaveinc.mintlify.site/llms.txt > Use this file to discover all available pages before exploring further. # Validate customer details > Validate your customer's information. Supported input include: meter number, smartcard number, internet account number, etc. ## OpenAPI ````yaml get /bill-items/CB141/validate openapi: 3.0.0 info: title: Flutterwave v3 description: >- The Flutterwave for Business(F4B) APIs collection for all v3 endpoints with pre-formatted requests and response examples. contact: {} version: '1.0' servers: - url: https://api.flutterwave.com/v3 variables: {} security: - bearer: [] tags: - name: Charges description: >- The charge APIs includes several payment collection methods to help you collect payments. - name: Tokenized Charges description: Tokenize your customers' cards with Flutterwave for faster payments - name: Preauthorization description: Manage preauth attemps on card transactions - name: Transactions description: Manage transactions, query statuses, logs and fees - name: Transfers description: Transfers to local and international customers - name: Beneficiaries description: Manage transfer beneficiaries - name: Virtual Cards description: Manage Flutterwave virtual cards - name: Virtual Account Numbers description: Manage virtual accounts - name: Collection Subaccounts description: Manage Collection Subaccounts - name: Payout Subaccounts description: Manage Payout Subaccounts - name: Subscriptions description: Manage user subscriptions - name: Payment Plans description: Manage Payment Plans - name: Bill Payments description: Manage Bill Payments - name: Banks description: Fetch Bank Information - name: Misc description: >- Verify user information like bank verification numbers, card bins, account information - name: Settlements description: Manage your settlements - name: Otps description: Create and manage one time passwords (OTPs) for your applications - name: Chargebacks description: Manage Chargebacks paths: /bill-items/CB141/validate: get: tags: - Bill Payments summary: Validate customer details description: >- Validate your customer's information. Supported input include: meter number, smartcard number, internet account number, etc. operationId: Validatecustomerdetails parameters: - name: code in: query description: '' required: true style: form explode: true schema: type: string example: BIL119 - name: customer in: query description: '' required: true style: form explode: true schema: type: integer format: int32 example: 5636672 - name: Content-Type in: header description: '' required: true style: simple schema: enum: - application/json type: string example: application/json responses: '200': description: OK headers: Date: content: text/plain: schema: type: string example: Sun, 24 Mar 2024 09:08:18 GMT Content-Length: content: text/plain: schema: type: string example: '279' Connection: content: text/plain: schema: type: string example: keep-alive Server: content: text/plain: schema: type: string example: nginx/1.24.0 Access-Control-Allow-Origin: content: text/plain: schema: type: string example: '*' Access-Control-Allow-Headers: content: text/plain: schema: type: string example: >- Origin, X-Requested-With, Content-Type, Accept, Authorization, v3-xapp-id, flw-auth-token, mra-auth-token, alt_mode_auth, mid, altmodeauth, cc-admin-token, x-flw-lang Access-Control-Allow-Methods: content: text/plain: schema: type: string example: PUT, POST, GET, DELETE, OPTIONS ETag: content: text/plain: schema: type: string example: W/"117-3UBKI2U2ToNrQOgaw1lG7Q" Strict-Transport-Security: content: text/plain: schema: type: string example: max-age=31536000; includeSubDomains; preload; always; content: application/json; charset=utf-8: schema: allOf: - $ref: '#/components/schemas/Validatecustomerdetails' - example: status: success message: Item validated successfully data: response_code: '00' address: null response_message: Successful name: Test DSTV Account biller_code: BIL119 customer: '0025401100' product_code: CB141 email: null fee: 0 maximum: 0 minimum: 0 example: status: success message: Item validated successfully data: response_code: '00' address: null response_message: Successful name: Test DSTV Account biller_code: BIL119 customer: '0025401100' product_code: CB141 email: null fee: 0 maximum: 0 minimum: 0 '400': description: Bad Request headers: Date: content: text/plain: schema: type: string example: Sun, 24 Mar 2024 09:09:05 GMT Content-Length: content: text/plain: schema: type: string example: '62' Connection: content: text/plain: schema: type: string example: keep-alive Server: content: text/plain: schema: type: string example: nginx/1.24.0 Access-Control-Allow-Origin: content: text/plain: schema: type: string example: '*' Access-Control-Allow-Headers: content: text/plain: schema: type: string example: >- Origin, X-Requested-With, Content-Type, Accept, Authorization, v3-xapp-id, flw-auth-token, mra-auth-token, alt_mode_auth, mid, altmodeauth, cc-admin-token, x-flw-lang Access-Control-Allow-Methods: content: text/plain: schema: type: string example: PUT, POST, GET, DELETE, OPTIONS ETag: content: text/plain: schema: type: string example: W/"3e-0LS5w9wlDuNUxpO8n+39eA" content: application/json; charset=utf-8: schema: allOf: - $ref: >- #/components/schemas/Validatecustomerdetails-Errorresponse1 - example: status: error message: Invalid customer id data: null example: status: error message: Invalid customer id data: null deprecated: false components: schemas: Validatecustomerdetails: title: Validatecustomerdetails required: - status - message - data type: object properties: status: type: string message: type: string data: $ref: '#/components/schemas/Data73' example: status: success message: Item validated successfully data: response_code: '00' address: null response_message: Successful name: Test DSTV Account biller_code: BIL119 customer: '0025401100' product_code: CB141 email: null fee: 0 maximum: 0 minimum: 0 Validatecustomerdetails-Errorresponse1: title: Validatecustomerdetails-Errorresponse1 required: - status - message - data type: object properties: status: type: string message: type: string data: type: string nullable: true example: status: error message: Invalid customer id data: null Data73: title: Data73 required: - response_code - address - response_message - name - biller_code - customer - product_code - email - fee - maximum - minimum type: object properties: response_code: type: string address: type: string nullable: true response_message: type: string name: type: string biller_code: type: string customer: type: string product_code: type: string email: type: string nullable: true fee: type: integer format: int32 maximum: type: integer format: int32 minimum: type: integer format: int32 example: response_code: '00' address: null response_message: Successful name: Test DSTV Account biller_code: BIL119 customer: '0025401100' product_code: CB141 email: null fee: 0 maximum: 0 minimum: 0 securitySchemes: bearer: type: http scheme: bearer ````