Error: plugin is not a valid oclif plugin

[sharad272]

Hi,
I am trying to link this plugin but it is giving me this error

S Dir\User_id\Documents\sfdx_mohanc> sfdx plugins:link .
(node:17932) Error Plugin: sfdx_mohanc: files attribute must be specified in
Dir\User_id\Documents\sfdx_mohanc\package.json
module: @oclif/config@1.18.2
plugin: sfdx_mohanc
root: Dir\User_id\Documents\sfdx_mohanc
See more details with DEBUG=*
(Use node --trace-warnings ... to show where the warning was created)
sfdx-cli: linking plugin sfdx_mohanc... !
» Error: plugin is not a valid oclif plugin

Is there anything which I need to add in my package.json file??
Appreciate your help!