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:
|   Unnamed: 0 | OrderDate   | Region   | Manager   | SalesMan   | Item         |   Units |   Unit_price |   Sale_amt |
|-------------:|:------------|:---------|:----------|:-----------|:-------------|--------:|-------------:|-----------:|
|            0 | 2018-01-06  | East     | Martha    | Alexander  | Television   |   95    |     1198     |  113810    |
|            1 | 2018-01-23  | Central  | Hermann   | Shelli     | Home Theater |   50    |      500     |   25000    |
|            2 | 2018-02-09  | Central  | Hermann   | Luis       | Television   |   36    |     1198     |   43128    |
|            3 | 2018-02-26  | Central  | Timothy   | David      | Cell Phone   |   27    |      225     |    6075    |
|            4 | 2018-03-15  | West     | Timothy   | Stephen    | Television   |   56    |     1198     |   67088    |
|            5 | 2018-04-01  | East     | Martha    | Alexander  | Home Theater |   60    |      500     |   30000    |
|            6 | 2018-04-18  | Central  | Martha    | Steven     | Television   |   75    |     1198     |   89850    |
|            7 | 2018-05-05  | Central  | Hermann   | Luis       | Television   |   90    |     1198     |  107820    |
|            8 | 2018-05-22  | West     | Douglas   | Michael    | Television   |   32    |     1198     |   38336    |
|            9 | 2018-06-08  | East     | Martha    | Alexander  | Home Theater |   60    |      500     |   30000    |
|           10 | 2018-06-25  | Central  | Hermann   | Sigal      | Television   |   90    |     1198     |  107820    |
|           11 | 2018-07-12  | East     | Martha    | Diana      | Home Theater |   29    |      500     |   14500    |
|           12 | 2018-07-29  | East     | Douglas   | Karen      | Home Theater |   81    |      500     |   40500    |
|           13 | 2018-08-15  | East     | Martha    | Alexander  | Television   |   35    |     1198     |   41930    |
|           14 | 2018-09-01  | Central  | Douglas   | John       | Desk         |    2    |      125     |     250    |
|           15 | 2018-09-18  | East     | Martha    | Alexander  | Video Games  |   16    |       58.5   |     936    |
|           16 | 2018-10-05  | Central  | Hermann   | Sigal      | Home Theater |   28    |      500     |   14000    |
|           17 | 2018-10-22  | East     | Martha    | [MISSING]  | Cell Phone   |   64    |      225     |   14400    |
|           18 | 2018-11-08  | East     | Douglas   | Karen      | Cell Phone   |   15    |      225     |    3375    |
|           19 | 2018-11-25  | Central  | Hermann   | Shelli     | Video Games  |   96    |       58.5   |    5616    |
|           20 | 2018-12-12  | Central  | Douglas   | John       | Television   |   67    |     1198     |   80266    |
|           21 | 2018-12-29  | East     | Douglas   | Karen      | Video Games  |   74    |       58.5   |    4329    |
|           22 | 2019-01-15  | Central  | Timothy   | David      | Home Theater |   46    |      500     |   23000    |
|           23 | 2019-02-01  | Central  | Douglas   | John       | Home Theater |   87    |      500     |   43500    |
|           24 | 2019-02-18  | East     | Martha    | Alexander  | Home Theater |    4    |      500     |    2000    |
|           25 | 2019-03-07  | West     | Timothy   | Stephen    | Home Theater |    7    |      500     |    3500    |
|           26 | 2019-03-24  | Central  | Hermann   | Luis       | Video Games  |   50    |       58.5   |    2925    |
|           27 | 2019-04-10  | Central  | Martha    | Steven     | Television   |   66    |     1198     |   79068    |
|           28 | 2019-04-27  | East     | Martha    | Diana      | Cell Phone   |   96    |      225     |   21600    |
|           29 | 2019-05-14  | Central  | Timothy   | David      | Television   |   53    |     1198     |   63494    |
|           30 | 2019-05-31  | Central  | Timothy   | David      | Home Theater |   80    |      500     |   40000    |
|           31 | 2019-06-17  | Central  | Hermann   | Shelli     | Desk         |    5    |      125     |     625    |
|           32 | 2019-07-04  | East     | Martha    | Alexander  | Video Games  |   62    |       58.5   |    3627    |
|           33 | 2019-07-21  | Central  | Hermann   | Sigal      | Video Games  |   55    |       58.5   |    3217.5  |
|           34 | 2019-08-07  | Central  | Hermann   | Shelli     | Video Games  |   42    |       58.5   |    2457    |
|           35 | 2019-08-24  | West     | Timothy   | Stephen    | Desk         |    3    |      125     |     375    |
|           36 | 2019-09-10  | Central  | Timothy   | David      | Television   |    7    |     1198     |    8386    |
|           37 | 2019-09-27  | West     | Timothy   | Stephen    | Cell Phone   |   76    |      225     |   17100    |
|           38 | 2019-10-14  | West     | Douglas   | Michael    | Home Theater |   57    |      500     |   28500    |
|           39 | 2019-10-31  | Central  | Martha    | Steven     | Television   |   14    |     1198     |   16772    |
|           40 | 2019-11-17  | Central  | Hermann   | Luis       | Home Theater |   11    |      500     |    5500    |
|           41 | 2019-12-04  | Central  | Hermann   | Luis       | Home Theater |   94    |      500     |   47000    |
|           42 | 2019-12-21  | Central  | Martha    | Steven     | Home Theater |   28    |      500     |   14000    |
|           43 | NaT         | None     | None      | None       | None         |  278    |     1125     |   62550    |
|           44 | NaT         | None     | None      | None       | None         |   34.75 |      140.625 |    7818.75 |



row_idx: 17
col_idx: 4
col_name: SalesMan
label: Alexander
output: value: Alexander
tablib_key: tables/job=github_000005/batch=008354/Q-hQZB_k231JR9_NxRUEZ7_A-30bxKVGdE9BY9xFRhM=