Select lists with request data in deeply nested structures are not working

[danloa]

Steps to reproduce:

• Create a screen and add a SelectList

• Configure the screen as in the following capture:
  

• To to preview and use for Data Input the JSON structure at the end of this ticket
  Result: the Select List is not filled correctly. Itemas are added but the content and value properties are empty.

{
 "response": {
 "data": [
 {
 "id": 1,
 "data": {
 "Codigo": "1",
 "Nombre": "Perro",
 "Especie": "Canis Familiaris"
 }
 },
 {
 "id": 2,
 "data": {
 "Codigo": "2",
 "Nombre": "Gato",
 "Especie": "Catus"
 }
 },
 {
 "id": 3,
 "data": {
 "Codigo": "3",
 "Nombre": "Conejo",
 "Especie": "Lepus"
 }
 }
 ]
 }
}