Encountering error when compiling for android in prod mode?

I’m compiling my framework7 app into apk using following commands:-

npm run build-prod-cordova-android

i get following error:-

Unexpected token   in JSON at position 0
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! [email protected] build-prod-cordova-android: `cross-env TARGET=cordova cross-env NODE_ENV=production node ./build/build.js && cd cordova && cordova build android`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the [email protected] build-prod-cordova-android script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

my package.json for this project is:-

{
 "name": "project",
 "private": true,
"version": "1.0.0",
"description": "Lasso",
"repository": "",
"license": "UNLICENSED",
"scripts": {
"start": "npm run dev",
"dev": "cross-env NODE_ENV=development webpack-dev-server --config ./build/webpack.config.js",
"build-dev": "cross-env NODE_ENV=development node ./build/build.js",
"build-prod": "cross-env NODE_ENV=production node ./build/build.js",
"build-dev-cordova": "cross-env TARGET=cordova cross-env NODE_ENV=development node ./build/build.js && cd cordova && cordova build",
"build-prod-cordova": "cross-env TARGET=cordova cross-env NODE_ENV=production node ./build/build.js && cd cordova && cordova build",
"build-dev-cordova-ios": "cross-env TARGET=cordova cross-env NODE_ENV=development node ./build/build.js && cd cordova && cordova build ios",
"build-prod-cordova-ios": "cross-env TARGET=cordova cross-env NODE_ENV=production node ./build/build.js && cd cordova && cordova build ios",
"build-dev-cordova-android": "cross-env TARGET=cordova cross-env NODE_ENV=development node ./build/build.js && cd cordova && cordova build android",
"build-prod-cordova-android": "cross-env TARGET=cordova cross-env NODE_ENV=production node ./build/build.js && cd cordova && cordova build android",
"postinstall": "cpy ./node_modules/framework7-icons/fonts/*.* ./src/fonts/"
},
"browserslist": [
"Android >= 7",
"IOS >= 11",
"Safari >= 11",
"Chrome >= 49",
"Firefox >= 31",
"Samsung >= 5"
],
"dependencies": {
"dom7": "^2.1.5",
"framework7": "^5.7.10",
"framework7-icons": "^3.0.1",
"template7": "^1.4.2"
},
"devDependencies": {
"@babel/core": "^7.10.5",
"@babel/plugin-syntax-dynamic-import": "^7.8.3",
"@babel/plugin-transform-runtime": "^7.10.5",
"@babel/preset-env": "^7.10.4",
"@babel/runtime": "^7.10.5",
"babel-loader": "^8.1.0",
"chalk": "^4.1.0",
"copy-webpack-plugin": "^6.0.3",
"cpy-cli": "^3.1.1",
"cross-env": "^7.0.2",
"css-loader": "^3.6.0",
"file-loader": "^6.0.0",
"framework7-component-loader": "^2.1.2",
"html-webpack-plugin": "^4.3.0",
"mini-css-extract-plugin": "^0.9.0",
"optimize-css-assets-webpack-plugin": "^5.0.3",
"ora": "^4.0.5",
"postcss-loader": "^3.0.0",
"postcss-preset-env": "^6.7.0",
"rimraf": "^3.0.2",
"style-loader": "^1.2.1",
"terser-webpack-plugin": "^3.0.7",
"url-loader": "^4.1.0",
"webpack": "^4.43.0",
"webpack-cli": "^3.3.12",
"webpack-dev-server": "^3.11.0"
}
}

How can i remove this error?

Are you sure the error is in the package.json file? Could it be in another json file?
Try running your json files through a linter? What text editor are you using to view the files/edit your code?