Decode a pubkey from proto JSON and display it's address.
 
Example:
$ <appd> debug pubkey '{"@type":"/cosmos.crypto.secp256k1.PubKey","key":"AurroA7jvfPd1AadmmOvWM2rJSwipXfRf8yD6pLbA2DJ"}'
 
Usage:
  seid debug pubkey [pubkey] [flags]
 
Flags:
  -h, --help   help for pubkey
 
Global Flags:
      --home string         directory for config and data (default "~/.sei")
      --log_format string   The logging format (json|plain)
      --log_level string    The logging level (trace|debug|info|warn|error|fatal|panic)
      --trace               print out full stack trace on errors