Error

Request payload
string(0) "" string(1146) " Error
SyntaxError: Unexpected token n in JSON at position 0
    at JSON.parse (<anonymous>)
    at createStrictSyntaxError (/api/i2i_api_new/node_modules/body-parser/lib/types/json.js:169:10)
    at parse (/api/i2i_api_new/node_modules/body-parser/lib/types/json.js:86:15)
    at /api/i2i_api_new/node_modules/body-parser/lib/read.js:128:18
    at AsyncResource.runInAsyncScope (async_hooks.js:190:9)
    at invokeCallback (/api/i2i_api_new/node_modules/raw-body/index.js:238:16)
    at done (/api/i2i_api_new/node_modules/raw-body/index.js:227:7)
    at IncomingMessage.onEnd (/api/i2i_api_new/node_modules/raw-body/index.js:287:7)
    at IncomingMessage.emit (events.js:314:20)
    at IncomingMessage.EventEmitter.emit (domain.js:483:12)
    at endReadableNT (_stream_readable.js:1241:12)
    at processTicksAndRejections (internal/process/task_queues.js:84:21)