{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897635,-0.440739,0.000000,0.000000,0.282961,-0.576295,0.766692,0.000000,-0.336973,0.686300,0.644547,0.000000,-2152257.489759,4383414.482605,4089181.204315,1],    "boundingVolume": {    "region": [2.027155,0.700397,2.027282,0.700466,0.000000,13.888175]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/4_855169.b3dm"}}}