{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897881,-0.440238,0.000000,0.000000,0.284578,-0.580408,0.762982,0.000000,-0.334948,0.683139,0.648945,0.000000,-2139362.839942,4363312.134659,4117162.138398,1],    "boundingVolume": {    "region": [2.026593,0.706086,2.026726,0.706309,0.000000,14.813745]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/12_1820828.b3dm"}}}