Embedded Wallet UI

**Summary**
Implement UI for Embedded wallet

**Suggested features or ways to address the summary**
Use Unity UI to implement screens provided.

**Motivation**
matches the new re-design

**Acceptance Criteria**
UI matches screens/design

**Blockers**
(OPTIONAL) [Do you see any blocker that needs to be done before implementing this feature?]

**Dependencies**
(OPTIONAL) [Do you know about dependencies that directly affect this issue?]

**Additional Context**

**Final Steps**
* Give it one of these labels `Type: Feature` `Type: Enhancement`
* Add your estimation

**Estimations**

| Story Point | Amount of effort | Amount of time | Task Complexity | Task Risk or Uncerntainty |
|----------|----------|----------|----------|----------|
| 5 | Moderate efort | A few days | Mediium complexity | Moderate |