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## Expected Behavior

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## Current Behavior

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## Possible Solution

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## Steps to Reproduce (for bugs)

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```
1.
2.
3.
```

## Context

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## Your Environment

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| Package | Version |
| ------: | :------ |


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|             `0x.js` | 2.0.4   |
| `Exchange Contract` | v2      |
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| Network |
| ------- |
| NAME    |

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| mainnet |
| kovan |
| testrpc |
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