{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949613,-0.313424,0.000000,0.000000,0.174804,-0.529621,0.830028,0.000000,-0.259605,0.786552,0.560304,0.000000,-1657540.611904,5022018.883578,3553507.369336,1],    "boundingVolume": {    "region": [1.889512,0.594620,1.889674,0.594885,0.000000,8.776522]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/11_1380027.b3dm"}}}