Update README.md

Added descriptions to all parameters in readme.

README.md

@@ -12,40 +12,40 @@ The data engine endpoint lives at [**http://defi-de.idea.rpi.edu:8080/defi/v1/re
 
 | ?param | desc |
 |--------|------|
-| source |      |
+| source | Source id of the desired datatype to check for existance. (i.e. amber_data) |
 
 ### /stream_exists
 
 | ?param | desc |
 |--------|------|
-| key    |      |
+| key    | Key of the desired stream to check for existance. |
 
 ### /initialize
 
 | ?param    | desc |
 |-----------|------|
-| source    |      |
-| auth_data |      |
+| source    | Source id of the desired datatype to check for existance. (i.e. amber_data) |
+| auth_data | Authorization data required to initialize the source. (i.e. key,<api_key>) |
 
 ### /is_authorized
 
 | ?param | desc |
 |--------|------|
-| key    |      |
+| key    | Key of the desired stream to check for authorization. |
 
 ### /is_active
 
 | ?param | desc |
 |--------|------|
-| key    |      |
+| key    | Key of the desired stream to check for activity. |
 
 ### /request_dated
 
 | ?param      | desc |
 |-------------|------|
-| destination |      |
-| key         |      |
-| request     |      |
-| query       |      |
-| start_date  |      |
-| end_date    |      |
+| destination | Socket key used for returning data to. |
+| key         | Key of the desired stream for processing the request. |
+| request     | Request type and parameters used for processing. (i.e. request,aave-protocol-dated) |
+| query       | Query parameters used for accessing the database. Note it must be formatted exactly as stated. (i.e.) |
+| start_date  | Start date of the request for data. In the format yyyy-MM-dd. (i.e. 2022-01-01) |
+| end_date    | End date of the request for data (non-inclusive). In the format yyyy-MM-dd. (i.e 2022-01-02) |