---
title: "PropensityInput"
description: "a lead, a move or a play, and which faces to read: actors, content or both"
section: concepts
address: /concepts/propensityinput
contract: 0476e35e6e275db5
---

# PropensityInput

a lead, a move or a play, and which faces to read: actors, content or both

[figure: PropensityInput is a value at none scope. The drawing shows its fields and the objects that they point at.]

| property | value |
|---|---|
| kind | value |
| scope | none |
| key | none |
| store | none |
| family | harness |



## Fields


| field | type | required | note |
|---|---|---|---|
| `lead` | `id` | yes |  |
| `move` | `id` | no |  |
| `play` | `id` | no |  |
| `faces` | `[one of actor \| content]` | yes |  |



## Routes that use it
- [`/v1/read/propensity`](/reference/read/propensity) takes it as input