{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896155,-0.443740,0.000000,0.000000,0.288211,-0.582055,0.760359,0.000000,-0.336444,0.679464,0.652023,0.000000,-2148943.525158,4339897.563608,4136741.704134,1],    "boundingVolume": {    "region": [2.030475,0.710197,2.030654,0.710302,0.000000,12.059700]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/15_1784947.b3dm"}}}