List token templates

{
  "data": [
    {
      "templateId": "tpl_qrc20_v1",
      "standard": "QRC-20",
      "name": "QRC-20 fungible token (default)",
      "version": "1.0.0",
      "constructorFields": [
        { "name": "name", "type": "string", "required": true },
        { "name": "symbol", "type": "string", "required": true },
        { "name": "decimals", "type": "uint8", "required": true, "default": 18 },
        { "name": "initialSupply", "type": "uint256", "required": false, "default": "0" }
      ],
      "supportedOperations": ["deploy", "mint", "burn", "transfer", "pause", "unpause"],
      "features": {
        "mintable": true,
        "burnable": true,
        "pausable": true,
        "freezable": false,
        "roleBased": true
      },
      "implementationStatus": "proposed"
    }
  ],
  "pagination": { "total": 1, "limit": 50, "offset": 0 }
}