Parse field as JSON string

This mapping parses the value of a field in JSON and turns it into fields in the message.

The attributes that need to be set in this mapping are:

Attribute	Required	Description
From	Yes	Defines the field name before mapping.
To	Yes	Defines the field name after mapping.
Precedence	Yes	Determines the order in which this mapping is applied relative to others.
Function type	Yes	Defines the Function type of mapping. Needs to be "String functions".
Function	Yes	Defines the type of mapping. Needs to be "Parse field as JSON string".

This will convert the value of the field and convert it into key-value pairs in the message. If the JSON includes has objects or arrays, they will be included as a structure in the target message.