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How to give permission to particular user to particular dir. or file in Linux

Permission error:

                
    ubuntu@ip-192-168-62-113:~/bbb/testing$ ls -ltrh
    total 4.0K
    -rwx------ 1 ubuntu ubuntu 70 Mar 18 09:43 test.sh
    
    ubuntu@ip-192-168-62-113:~/bbb/testing$ sudo su - abc
    
    abc@ip-192-168-62-113:~$ cat  /home/ubuntu/jaydeep/testing/test.sh
    cat: /home/ubuntu/bbb/testing/test.sh: Permission denied

Command - how to give permission to particular user to particular dir. or file

                
    ubuntu@ip-192-168-62-113:~/bbb/testing$ sudo setfacl -m u:abc:r test.sh
    ubuntu@ip-192-168-62-113:~/bbb/testing$ sudo su - abc
    abc@ip-192-168-62-113:~$ cat  /home/ubuntu/bbb/testing/test.sh
    #!/bin/bash
    read -p "What is your name? " name
    echo "Welcome $name!"
    
    For the Directory
    
    setfacl -m u:userID:rwx /dir/subdir/
    setfacl -m u:userID:rwx /dir/subdir/.git/*
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