Get Shared Chat

{  "chatId": "string",  "messages": [    {      "property1": "string",      "property2": "string"    }  ],  "share": {    "createdAt": "string",    "id": "string",    "token": "string",    "visibility": "string"  },  "space": {    "description": null,    "id": "string",    "name": "string"  }}

{  "cause": {    "code": "api/invalid-json",    "detail": "string"  },  "message": "The request body is not valid JSON"}

{  "cause": {    "code": "chat-share/auth-required",    "detail": "This chat is only accessible to team members. Please log in."  },  "message": "Authentication required"}

{  "cause": {    "code": "chat-share/not-team-member",    "detail": "You are not a member of the team that owns this chat."  },  "message": "Access denied"}

{  "cause": {    "code": "chat-share/not-found",    "detail": "This shared chat does not exist or has been removed."  },  "message": "Shared chat not found"}

{  "cause": {    "code": "api/unsupported-media-type",    "detail": "GET requests cannot have a content type header"  },  "message": "Unsupported Media Type"}