---
updatedAt: 2026-05-27T08:51:17.000Z
agentTools:
  projectIndex: https://docs.tatum.io/llms.txt
---

# ExchangeInject

Injects capital into the transaction. The purpose of injecting capital into the trading pair is to prevent price fluctuation from affecting the transaction.

This endpoint supports both POST and GET methods.

# OpenAPI definition

```json
{
  "paths": {
    "/wallet/exchangeinject": {
      "post": {
        "summary": "ExchangeInject",
        "description": "Injects capital into the transaction. The purpose of injecting capital into the trading pair is to prevent price fluctuation from affecting the transaction.\n\nThis endpoint supports both POST and GET methods.",
        "operationId": "rpc-tron-exchangeinject",
        "requestBody": {
          "content": {
            "application/json": {
              "schema": {
                "type": "object",
                "properties": {
                  "owner_address": {
                    "type": "string",
                    "description": "Transaction to the creator's address in hexString format",
                    "default": "TZ4UXDV5ZhNW7fb2AMSbgfAEZ7hWsnYS2g"
                  },
                  "exchange_id": {
                    "type": "integer",
                    "description": "Transaction Pair ID",
                    "default": 12,
                    "format": "int32"
                  },
                  "token_id": {
                    "type": "string",
                    "description": "Token ID; usually is the token name, which needs to be in hexString format.",
                    "default": "31303030343837"
                  },
                  "quant": {
                    "type": "integer",
                    "description": "Number of capital injection tokens.",
                    "default": 100,
                    "format": "int32"
                  },
                  "permission_id": {
                    "type": "integer",
                    "description": "Optional,for multi-signature use",
                    "format": "int32"
                  },
                  "visible": {
                    "type": "boolean",
                    "description": "Optional,whether the address is in base58 format",
                    "default": true
                  }
                }
              }
            }
          }
        },
        "responses": {
          "200": {
            "description": "200",
            "content": {
              "application/json": {
                "examples": {
                  "Result": {
                    "value": "{}"
                  }
                },
                "schema": {
                  "type": "object",
                  "properties": {}
                }
              }
            }
          },
          "400": {
            "description": "400",
            "content": {
              "application/json": {
                "examples": {
                  "Result": {
                    "value": "{}"
                  }
                },
                "schema": {
                  "type": "object",
                  "properties": {}
                }
              }
            }
          }
        },
        "deprecated": false,
        "security": [
          {
            "X-API-Key": []
          }
        ],
        "x-added-property": true,
        "tags": [
          "Tron - HTTP API"
        ],
        "x-readme": {
          "samples-languages": [
            "shell",
            "javascript",
            "python",
            "java",
            "php"
          ]
        }
      }
    }
  },
  "openapi": "3.0.2",
  "info": {
    "version": "1.4.13",
    "title": "Tron - HTTP API",
    "description": "Build Once. Integrate Your Blockchain Everywhere.\n",
    "license": {
      "name": "Apache 2.0",
      "url": "http://www.apache.org/licenses/LICENSE-2.0.html"
    }
  },
  "components": {
    "securitySchemes": {
      "X-API-Key": {
        "type": "apiKey",
        "name": "x-api-key",
        "in": "header",
        "description": "Your **API key** is used to identify your account & your plan, including the number of API calls per second and total monthly calls you have.\n\nEach key is for individual use only.\n\nIf you don't have a key already you can [Sign up for a Free Tatum account](https://co.tatum.io/signup) to get two keys (testnet and mainnet), allowing up to 5 API calls per second and 1,000,000 Credits.\n\nFor testing purposes, you can use the following key which only works inside docs and has limited functionality (e.g. you cannot create virtual accounts or notification subscriptions with it):\n* t-66a730ccccfd17001c479705-2f597d14ad7543f289a03418\n\nFor more details on limits and plans, [click here](https://docs.tatum.io/docs/plans-limits).\n"
      }
    }
  },
  "x-readme": {
    "headers": [],
    "explorer-enabled": true,
    "proxy-enabled": true
  },
  "x-readme-fauxas": true,
  "servers": [
    {
      "url": "https://{network-tron}.gateway.tatum.io",
      "description": "RPC Gateway - Recommended",
      "variables": {
        "network-tron": {
          "default": "tron-mainnet",
          "enum": [
            "tron-mainnet",
            "tron-testnet"
          ]
        }
      }
    },
    {
      "url": "https://api.tatum.io/v3/blockchain/node/{network-tron}",
      "description": "Deprecated",
      "variables": {
        "network-tron": {
          "default": "tron-mainnet",
          "enum": [
            "tron-mainnet",
            "tron-testnet"
          ]
        }
      }
    }
  ]
}
```