~ google console keystore to facebook keyhash ~

convert sha-1 hash (from google) to base64 hash for facebook

install xxd in centos
yum install vim-common

echo 33:4E:48:84:19:50:3A:1F:63:A6:0F:F6:A1:C2:31:E5:01:38:55:2E | xxd -r -p | openssl base64

Output:
M05IhBlQOh9jpg/2ocIx5QE4VS4=

copy this to facebook console