IAM Role: Accessing or Writing S3 Data

This IAM role provides full access to S3 and allows accessing or writing S3 data:

{
     "Version": "2012-10-17",
     "Statement": [
          {
               "Effect": "Allow",
               "Action": [
                    "iam:PassRole"
               ],
               "Resource": [
                    "*"
               ]
          },
          {
               "Effect": "Allow",
               "Action": [
                    "s3:*"
               ],
               "Resource": [
                    "*"
               ]
          }
     ]
}