{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950149,-0.311797,0.000000,0.000000,0.174243,-0.530974,0.829280,0.000000,-0.258023,0.786281,0.561415,0.000000,-1647444.531818,5020306.286397,3560567.647070,1],    "boundingVolume": {    "region": [1.887811,0.595990,1.887949,0.596199,0.000000,7.757682]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/2/1_1349923.b3dm"}}}