{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.899081,-0.437781,0.000000,0.000000,0.282719,-0.580626,0.763508,0.000000,-0.333311,0.684528,0.648325,0.000000,-2128899.059140,4372168.662725,4113215.181835,1],    "boundingVolume": {    "region": [2.023843,0.705323,2.024008,0.705442,0.000000,45.063406]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/6_1843780.b3dm"}}}