[Bug]: Vesting periods field is empty in periodic vesting account

[Ashritha-Reddy1004]

Summary

The issue is regarding the vesting periods. Whenever a periodic vesting account is being created the vesting periods field is empty. Vesting periods are not being shown even in the response to the query. Output reference is shown below.

messages:
    - '@type': /cosmos.vesting.v1beta1.MsgCreatePeriodicVestingAccount
            from_address: cosmos1y5wtsnngym8fh5qcy9hyk8tquc5a2amt28t42c
            start_time: "1682745355"
            to_address: cosmos17fdwawq3w5hk20mhjf8ngne4ajq4xxv9ap4760
            vesting_periods: []
            non_critical_extension_options: []
            timeout_height: "0"
            signatures: []

Version

v0.46.x

Steps to Reproduce

1. Create few keys for testing purpose using the following commands.
   ./simd keys add validator-key
./simd keys add mykey1
./simd keys add mykey2

   #list all keys
   ./simd keys list

2. Setup and run a local net

3. Create a periodic vesting account
   ./simd tx vesting create-periodic-vesting-account [to_address] [periods.json] [flags]

4. Content in .json file

       "start_time": 1682745355,
        "period":[
          {
            "coins": "100stake",
            "length_seconds":2592000 
           },
           {
          "coins": "100stake",
           "length_seconds":2592000
             }
            ]
          } 
   

[julienrbrt]

Hi, this is because it should be periods and not period in your json.
I see there is a typo in the example of the command, we'll fix that.