{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949002,-0.315270,0.000000,0.000000,0.175934,-0.529585,0.829812,0.000000,-0.261066,0.785840,0.560625,0.000000,-1666866.244803,5017474.990218,3555549.601564,1],    "boundingVolume": {    "region": [1.891490,0.595045,1.891585,0.595236,0.000000,8.772595]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/29_1074592.b3dm"}}}