The migrate CLI migrates the entire topology or given appliances.

migrate CLI Help

$ tcamigctl backup -h 

usage: tcamigctl backup [-h] [-c] input_file

Generates backup of the entire topology (for all the appliances) or given appliances in the input to prepare for migration. Runs the operation in the background

positional arguments:  
  input_file     input file containing TCA Manager and TCA-CP details 
  
options:  
  -h, --help     show this help message and exit  
  -c, --cleanup  if specified, cleans up the directory of old backups

Input is same as specified above.

migrate CLI

tcamigctl migrate input.json