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 |   CNIC |   Account No | Mobile No   | DOB        | CustomerName   | Gender   |
|-------------:|-------:|-------------:|:------------|:-----------|:---------------|:---------|
|            0 |      7 |            1 | nan         | NaT        | None           | None     |
|            1 |     17 |            2 | nan         | NaT        | None           | None     |
|            2 |     11 |            3 | nan         | NaT        | None           | None     |
|            3 |     14 |            4 | nan         | NaT        | None           | None     |
|            4 |     13 |            2 | 2696.0      | 1990-01-31 | K              | M        |
|            5 |     13 |            2 | 2407.0      | 1990-02-28 | I              | M        |
|            6 |      4 |            1 | 2308.0      | 1991-05-31 | I              | F        |
|            7 |      4 |            1 | 2308.0      | 1991-05-31 | I              | F        |
|            8 |      7 |            4 | 2412.0      | 1991-03-31 | X              | F        |
|            9 |      7 |            4 | 2659.0      | 1991-04-30 | D              | F        |
|           10 |     10 |            2 | nan         | NaT        | None           | None     |
|           11 |      4 |            3 | 2856.0      | 1991-01-31 | S              | M        |
|           12 |      4 |            3 | 2513.0      | 1991-02-28 | U              | F        |
|           13 |      4 |            3 | 2856.0      | 1991-01-31 | S              | M        |
|           14 |      4 |            3 | 2513.0      | 1991-02-28 | U              | F        |
|           15 |     18 |            1 | nan         | NaT        | None           | None     |
|           16 |     11 |            2 | nan         | NaT        | None           | None     |
|           17 |      3 |            2 | 2098.0      | 1990-06-30 | E              | M        |
|           18 |     16 |            2 | nan         | NaT        | None           | None     |
|           19 |     10 |            3 | nan         | NaT        | None           | None     |
|           20 |     17 |            3 | nan         | NaT        | None           | None     |
|           21 |      2 |            1 | nan         | NaT        | None           | None     |
|           22 |      8 |            3 | [MISSING]   | NaT        | None           | None     |
|           23 |      1 |            1 | nan         | NaT        | None           | None     |
|           24 |     19 |            1 | 2122.0      | 1990-03-31 | T              | F        |
|           25 |     11 |            1 | 2401.0      | 1990-04-30 | U              | M        |
|           26 |     11 |            1 | 2219.0      | 1990-12-31 | O              | M        |
|           27 |     15 |            1 | 2460.0      | 1990-05-31 | S              | M        |
|           28 |     15 |            3 | 2079.0      | 1990-07-31 | B              | M        |
|           29 |      5 |            2 | 2205.0      | 1990-08-31 | K              | M        |
|           30 |      6 |            2 | 2447.0      | 1990-09-30 | T              | F        |
|           31 |      9 |            4 | 2469.0      | 1990-10-31 | J              | F        |
|           32 |     12 |            2 | 2355.0      | 1990-11-30 | Y              | M        |
|           33 |     12 |            2 | 2749.0      | 1991-08-31 | X              | F        |
|           34 |      6 |            1 | 2233.0      | 1991-06-30 | R              | F        |
|           35 |      1 |            4 | 2421.0      | 1991-07-31 | T              | F        |



row_idx: 22
col_idx: 3
col_name: Mobile No
label: nan
output: value: nan
tablib_key: tables/job=github_000005/batch=003598/cZRyn_FR_6pk6ne28e6OkdPGO6Y3N2JYkU9EU3A0azM=