{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949836,-0.312748,0.000000,0.000000,0.174815,-0.530925,0.829191,0.000000,-0.258782,0.785937,0.561547,0.000000,-1652291.503993,5018112.421767,3561408.543061,1],    "boundingVolume": {    "region": [1.888796,0.596152,1.888967,0.596357,0.000000,29.576520]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1438972.b3dm"}}}