Connection to DynamoDB issue

Hi All

I am getting below log for a connection with Dynamodb … It is unsuccessful

My observation is i am not able to see the secret key that i have passed in log … I am able to see only the access key in logs …

| POST
server_1 | /
server_1 |
server_1 | content-type:application/x-amz-json-1.0
server_1 | host:dynamodb.us-east-1.amazonaws.com
server_1 | x-amz-date:20190620T175655Z
server_1 | x-amz-target:DynamoDB_20120810.ListTables
server_1 |
server_1 | content-type;host;x-amz-date;x-amz-target
server_1 | fba740ad2f35be4ee5ba8d6914f8e30e4036b3f1ee3a8ace131e95b6bbe0146b
server_1 | [2019-06-20 17:56:55,050][PID:11][DEBUG][botocore.auth] StringToSign:
server_1 | AWS4-HMAC-SHA256
server_1 | 20190620T175655Z
server_1 | 20190620/us-east-1/dynamodb/aws4_request
server_1 | 483e9e8fe0dec19a756374f6b17459affdb8f7479b912db22f845915c7b7fd9b
server_1 | [2019-06-20 17:56:55,051][PID:11][DEBUG][botocore.auth] Signature:
server_1 | aa4279150bbd65b076a62cdb69f9052f1c90a73e4776f31b0025587caac08e11
server_1 | [2019-06-20 17:56:55,051][PID:11][DEBUG][botocore.endpoint] Sending http request: <AWSPreparedRequest stream_output=False, method=POST, url=https://dynamodb.us-east-1.amazonaws.com/, headers={‘Content-Length’: ‘14’, ‘X-Amz-Target’: ‘DynamoDB_20120810.ListTables’, ‘X-Amz-Date’: ‘20190620T175655Z’, ‘User-Agent’: ‘Botocore/1.12.115 Python/2.7.12 Linux/4.9.125-linuxkit’, ‘Content-Type’: ‘application/x-amz-json-1.0’, ‘Authorization’: 'AWS4-HMAC-SHA256 Credential=XXXXXXXXXXXXXX/20190620/us-east-1/dynamodb/aws4_request, SignedHeaders=content-type;host;x-amz-date;x-amz-target, Signature=xxxxxxxxxxxxxxxx’}>
server_1 | [2019-06-20 17:56:55,053][PID:11][DEBUG][urllib3.util.retry] Converted retries value: False -> Retry(total=False, connect=None, read=None, redirect=0, status=None)
server_1 | [2019-06-20 17:56:55,053][PID:11][DEBUG][urllib3.connectionpool] Starting new HTTPS connection (1): dynamodb.us-east-1.amazonaws.com:443
server_1 | [2019-06-20 17:56:55,408][PID:11][DEBUG][urllib3.connectionpool] https://dynamodb.us-east-1.amazonaws.com:443 “POST / HTTP/1.1” 400 132
server_1 | [2019-06-20 17:56:55,409][PID:11][DEBUG][botocore.parsers] Response headers: {‘x-amzn-RequestId’: ‘23KMT57SF44K7D08IIRU2MUFORVV4KQNSO5AEMVJF66Q9ASUAAJG’, ‘Content-Length’: ‘132’, ‘Server’: ‘Server’, ‘Connection’: ‘keep-alive’, ‘x-amz-crc32’: ‘3880715766’, ‘Date’: ‘Thu, 20 Jun 2019 17:56:55 GMT’, ‘Content-Type’: ‘application/x-amz-json-1.0’}
server_1 | [2019-06-20 17:56:55,410][PID:11][DEBUG][botocore.parsers] Response body:
server_1 | {"__type":“com.amazon.coral.service#UnrecognizedClientException”,“message”:“The security token included in the request is invalid.”}
server_1 | [2019-06-20 17:56:55,411][PID:11][DEBUG][botocore.hooks] Event needs-retry.dynamodb.ListTables: calling handler <botocore.retryhandler.RetryHandler object at 0x7fe52a321490>
server_1 | [2019-06-20 17:56:55,411][PID:11][DEBUG][botocore.retryhandler] No retry needed.
server_1 | [2019-06-20 17:56:55,436][PID:11][INFO][metrics] method=POST path=/api/data_sources/1/test endpoint=datasourcetestresource status=200 content_type=application/json content_length=133 duration=543.79 query_count=4 query_duration=7.32

#UPDATE
I am able to connect to Prostgres RDS from my local machine to AWS through Redash.I see the dynamodb connecting is failing for invalid secret key however i can access the same dynamodb in AWS using AWS cli from local machine with same keys