[Enhancement]: Replace redundant require statements with Modifier-==>>Gas optimization

### Is there an existing issue for this?

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### Issue Description ✍️

### some of the contract contains Redundant require statements that can be replaced by modifier to reduce gas

@Ronnieraj37 Please feel free to assign this optimization

### Record

- [x] I have synced all my node versions as mentioned in the project
- [x] I am using the same version of npm as is the project
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