Task: Data-Imputation (source dataset: tablib)

Please fill in the missing value in the input table. The missing value is denoted by '[MISSING]'. Please only return the value filled in. Do not return the whole table.

No explanation, return the value filled in JSON format: {"value": "filled_value"}. 

Input Table:
|   id | time_stamp          | client_ip   |   user_id | origin   | description       |
|-----:|:--------------------|:------------|----------:|:---------|:------------------|
|    1 | 2010-12-29 17:39:29 | 127.0.0.1   |       nan | auth     | Group 1 created   |
|    2 | 2010-12-29 17:39:29 | 127.0.0.1   |         1 | auth     | User 1 Registered |
|    3 | 2010-12-29 18:35:12 | 127.0.0.1   |         1 | auth     | User 1 Logged-out |
|    4 | 2010-12-30 16:16:38 | 127.0.0.1   |         1 | auth     | User 1 Logged-in  |
|    5 | 2010-12-30 15:29:24 | 10.1.39.227 |         1 | auth     | User 1 Logged-in  |
|    6 | 2010-12-30 15:31:55 | 10.2.20.77  |         1 | auth     | User 1 Logged-in  |
|    7 | 2010-12-30 15:38:21 | 10.1.39.227 |         1 | auth     | User 1 Logged-out |
|    8 | 2010-12-30 15:45:33 | 10.1.39.227 |         1 | auth     | User 1 Logged-in  |
|    9 | 2010-12-30 15:46:19 | 10.1.39.227 |         1 | auth     | User 1 Logged-out |
|   10 | 2010-12-30 15:49:44 | 10.1.39.97  |       nan | auth     | Group 2 created   |
|   11 | 2010-12-30 15:49:44 | 10.1.39.97  |         2 | auth     | User 2 Registered |
|   12 | 2010-12-30 15:51:29 | 10.1.39.97  |         2 | auth     | User 2 Logged-out |
|   13 | 2010-12-30 19:51:24 | 10.1.39.227 |         1 | auth     | User 1 Logged-in  |
|   14 | 2010-12-30 20:02:20 | 10.1.39.227 |         1 | auth     | User 1 Logged-out |
|   15 | 2010-12-30 20:02:28 | 10.1.39.227 |         1 | auth     | User 1 Logged-in  |
|   16 | 2010-12-30 20:02:49 | 10.1.39.227 |         1 | auth     | User 1 Logged-out |
|   17 | 2011-01-01 11:38:45 | 10.1.39.227 |         1 | auth     | User 1 Logged-in  |
|   18 | 2011-01-01 11:55:55 | 10.1.39.97  |         2 | auth     | User 2 Logged-in  |
|   19 | 2011-01-01 11:56:56 | 10.1.39.97  |         2 | auth     | User 2 Logged-out |
|   20 | 2011-01-01 12:01:32 | 10.1.39.227 |         1 | auth     | User 1 Logged-out |
|   21 | 2011-01-01 12:01:36 | 10.1.39.227 |         1 | auth     | User 1 Logged-in  |
|   22 | 2011-01-01 12:02:38 | 10.1.39.227 |         1 | auth     | User 1 Logged-out |
|   23 | 2011-01-02 12:03:48 | 10.1.39.152 |         1 | auth     | User 1 Logged-in  |
|   24 | 2011-01-02 12:09:12 | 10.1.39.152 |         1 | auth     | User 1 Logged-out |
|   25 | 2011-01-05 09:32:57 | 10.1.39.152 |         1 | auth     | User 1 Logged-in  |
|   26 | 2011-01-07 13:45:58 | 10.1.39.97  |         1 | auth     | User 1 Logged-in  |
|   27 | 2011-01-07 13:46:16 | 10.1.39.97  |         1 | auth     | User 1 Logged-out |
|   28 | 2011-01-09 10:11:23 | 10.1.39.159 |         1 | auth     | User 1 Logged-in  |
|   29 | 2011-01-09 10:37:51 | 10.1.39.159 |         1 | auth     | User 1 Logged-out |
|   30 | 2011-02-03 15:10:05 | 10.1.39.16  |         2 | auth     | User 2 Logged-in  |
|   31 | 2011-02-07 19:49:05 | 10.1.39.16  |         1 | auth     | User 1 Logged-in  |
|   32 | 2011-02-12 00:28:18 | 10.1.39.97  |         1 | auth     | [MISSING]         |
|   33 | 2011-02-12 00:29:01 | 10.1.39.97  |         1 | auth     | User 1 Logged-out |



row_idx: 31
col_idx: 5
col_name: description
label: User 1 Logged-in
output: value: User 1 Logged-in
tablib_key: tables/job=github_000005/batch=001147/oQHHHULF4zhEWpy_AqF9C_3mZLqVG_4tVJ8qXBMcao0=