anchor.diff:  
   == Description
   
  -There are three rate limit policies:
  -
  -* Quota: configure the number of requests allowed over a period of time (Hours, Days, Weeks, Months)
  -* Rate-Limit: configure the number of requests allowed over a limited period of time ( Seconds, Minutes)
  -* Spike-Arrest: throttle the number of requests processed and send to the backend to avoid spike
  +There are three `rate-limit` policies:
  +
  +* Quota: configures the number of requests allowed over a period of time (hours, days, weeks, months)
  +* Rate-Limit: configures the number of requests allowed over a limited period of time (seconds, minutes)
  +* Spike-Arrest: throttles the number of requests processed and sends them to the backend to avoid a spike
   
   == Configuration
   
  -You can configure the policy with the following options :
  +You can configure the policies with the following options:
   
   === Quota
   
  -Quota Policy configures the number of requests allow over an important period of time (from Hour to Month).
  -This policy doesn't prevent from spike of request.
  +The Quota policy configures the number of requests allowed over a large period of time (from hours to months).
  +This policy does not prevent request spikes.
   
   |===
   |Property |Required |Description |Type |Default
   
   |key
   |No
  -|Key to identify a consumer against whom the quota will be applied. Leave it empty to use the default behavior (plan/subscription pair). Supports EL.
  +|Key to identify a consumer to apply the quota against. Leave it empty to apply the default behavior (plan/subscription pair). Supports Expression Language.
   |String
   |null
   
  
positive.code: 
  |periodTimeUnit
  |Yes
  |Time unit ("SECONDS", "MINUTES" )
  |String
  |SECONDS
  
  |===
  
  
  [source, json]
  .Sample
  ----
    "spike": {
      "limit": "10",
  
negative.code: 
  |dynamicLimit
  |No
  |Dynamic limit on the number of requests that can be sent (this limit is used if static limit = 0). The dynamic value is based on Expression Language expressions.
  |string
  |null
  
  