{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949637,-0.313353,0.000000,0.000000,0.175245,-0.531090,0.828995,0.000000,-0.259221,0.785584,0.561838,0.000000,-1655093.563481,5015865.385684,3563259.902801,1],    "boundingVolume": {    "region": [1.889442,0.596522,1.889595,0.596691,0.000000,9.988233]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/7_1412078.b3dm"}}}