V16NwRrs

1var AWSSignature = require('react-native-aws-signature');
2var awsSignature = new AWSSignature();
3var source1 = {uri: response.uri, isStatic: true}; // this is uris which got from image picker
4        console.log("source:"+JSON.stringify(source1));
5        var credentials = {
6          SecretKey: ‘security-key’,
7          AccessKeyId: ‘AccesskeyId’,
8          Bucket:’Bucket_name’
9        };
10        var options = {
11          path: '/?Param2=value2&Param1=value1',
12            method: 'POST',
13            service: 'service',
14            headers: {
15                'X-Amz-Date': '20150209T123600Z',
16                'host': 'xxxxx.aws.amazon.com'
17            },
18          region: ‘us-east-1,
19          body: response.uri,
20          credentials
21        };
22        awsSignature.setParams(options);
23        var signature = awsSignature.getSignature();
24        var authorization = awsSignature.getAuthorizationHeader();
25	
26npm install aws-amplify-react-native