| Name | Type | Description | Notes |
|---|---|---|---|
| from | String | A blockchain address representing payer's address | |
| to | String | A blockchain address representing payee's address | |
| value | String | Amount to be transferred | |
| valid_after | i64 | the timestamp after which this is valid (unix time) | |
| valid_before | i64 | the timestamp before which this is valid (unix time) | |
| nonce | String | unique nonce |