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 |   object_id | object_repr       |   action_flag | change_message   | content_type_id   |   user_id | action_time                |
|-----:|------------:|:------------------|--------------:|:-----------------|:------------------|----------:|:---------------------------|
|    1 |           1 | Population object |             1 | [{"added": {}}]  | 7                 |         1 | 2018-03-07 11:52:33.412402 |
|    2 |           2 | Population object |             1 | [{"added": {}}]  | 7                 |         1 | 2018-03-07 11:53:07.879147 |
|    3 |           3 | Population object |             1 | [{"added": {}}]  | 7                 |         1 | 2018-03-07 11:53:43.689536 |
|    4 |           4 | Population object |             1 | [{"added": {}}]  | 7                 |         1 | 2018-03-07 11:53:57.367318 |
|    5 |           5 | Population object |             1 | [{"added": {}}]  | 7                 |         1 | 2018-03-07 11:54:16.178394 |
|    6 |           6 | Population object |             1 | [{"added": {}}]  | 7                 |         1 | 2018-03-07 11:54:34.420438 |
|    7 |           7 | Population object |             1 | [{"added": {}}]  | 7                 |         1 | 2018-03-07 11:54:51.181396 |
|    8 |           8 | Population object |             1 | [{"added": {}}]  | 7                 |         1 | 2018-03-07 11:55:43.069364 |
|    9 |           9 | Population object |             1 | [{"added": {}}]  | 7                 |         1 | 2018-03-07 11:56:13.180086 |
|   10 |          10 | Population object |             1 | [{"added": {}}]  | 7                 |         1 | 2018-03-07 11:56:28.290951 |
|   11 |          11 | Population object |             1 | [{"added": {}}]  | 7                 |         1 | 2018-03-07 11:56:44.511878 |
|   12 |          12 | Population object |             1 | [{"added": {}}]  | 7                 |         1 | 2018-03-07 11:57:07.122172 |
|   13 |          13 | Population object |             1 | [{"added": {}}]  | 7                 |         1 | 2018-03-07 11:57:17.607771 |
|   14 |          14 | Population object |             1 | [{"added": {}}]  | 7                 |         1 | 2018-03-07 11:57:30.072484 |
|   15 |          14 | Population object |             3 |                  | 7                 |         1 | 2018-03-07 12:07:49.406818 |
|   16 |          13 | Population object |             3 |                  | 7                 |         1 | 2018-03-07 12:07:49.626831 |
|   17 |          12 | Population object |             3 |                  | 7                 |         1 | 2018-03-07 12:07:49.781840 |
|   18 |          11 | Population object |             3 |                  | [MISSING]         |         1 | 2018-03-07 12:07:49.913847 |
|   19 |          10 | Population object |             3 |                  | 7                 |         1 | 2018-03-07 12:07:50.069856 |
|   20 |           9 | Population object |             3 |                  | 7                 |         1 | 2018-03-07 12:07:50.238866 |
|   21 |           8 | Population object |             3 |                  | 7                 |         1 | 2018-03-07 12:07:50.393875 |
|   22 |           7 | Population object |             3 |                  | 7                 |         1 | 2018-03-07 12:07:50.737895 |
|   23 |           6 | Population object |             3 |                  | 7                 |         1 | 2018-03-07 12:07:50.893904 |
|   24 |           5 | Population object |             3 |                  | 7                 |         1 | 2018-03-07 12:07:51.040912 |
|   25 |           4 | Population object |             3 |                  | 7                 |         1 | 2018-03-07 12:07:51.199921 |
|   26 |           3 | Population object |             3 |                  | 7                 |         1 | 2018-03-07 12:07:51.335929 |
|   27 |           2 | Population object |             3 |                  | 7                 |         1 | 2018-03-07 12:07:51.514939 |
|   28 |           1 | Population object |             3 |                  | 7                 |         1 | 2018-03-07 12:07:51.691949 |
|   29 |           1 | Population object |             1 | [{"added": {}}]  | 7                 |         1 | 2018-03-07 12:11:35.997263 |
|   30 |           2 | Population object |             1 | [{"added": {}}]  | 7                 |         1 | 2018-03-07 12:11:55.224363 |
|   31 |           3 | Population object |             1 | [{"added": {}}]  | 7                 |         1 | 2018-03-07 12:12:32.797512 |
|   32 |           4 | Population object |             1 | [{"added": {}}]  | 7                 |         1 | 2018-03-07 12:13:19.030156 |
|   33 |           5 | Population object |             1 | [{"added": {}}]  | 7                 |         1 | 2018-03-07 12:26:42.590117 |



row_idx: 17
col_idx: 5
col_name: content_type_id
label: 7
output: value: 7
tablib_key: tables/job=github_000005/batch=008354/qCod9g16F-iXvDzl1UXegBKUf2q3BhlvRaLw5FdJmP0=