IAM policy to grant a user narrow access to one S3 bucket

iam-policy.json

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Effect": "Allow",
            "Principal": "*",
            "Action": [
                "s3:ListBucket",
                "s3:GetBucketLocation"
            ],
            "Resource": [
                "arn:aws:s3:::bucket-name"
            ]
        },
        {
            "Effect": "Allow",
            "Principal": "*",
            "Action": [
                "s3:PutObject",
                "s3:PutObjectAcl",
                "s3:GetObject",
                "s3:DeleteObject"
            ],
            "Resource": [
                "arn:aws:s3:::bucket-name/*"
            ]
        }
    ]
}

An update based on

https://docs.aws.amazon.com/AmazonS3/latest/dev/s3-bucket-user-policy-specifying-principal-intro.html
https://stackoverflow.com/a/47708780/3298637

Another principal format example:

"Principal": {
	"AWS": "arn:aws:iam::134567890134:root"
}

It worked!