{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858272,-0.513194,0.000000,0.000000,0.262532,-0.439062,0.859245,0.000000,-0.440181,0.736165,0.514103,0.000000,-2810023.890536,4699517.983099,3259954.809817,1],    "boundingVolume": {    "region": [2.109617,0.539899,2.109781,0.540024,0.000000,18.291566]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/3_128432.b3dm"}}}