{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949478,-0.313833,0.000000,0.000000,0.175460,-0.530840,0.829110,0.000000,-0.259654,0.785563,0.561668,0.000000,-1657858.873163,5015725.876404,3562177.881049,1],    "boundingVolume": {    "region": [1.889974,0.596360,1.890073,0.596442,0.000000,19.594049]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/14_1410672.b3dm"}}}