{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951222,-0.308509,0.000000,0.000000,0.171237,-0.527973,0.831819,0.000000,-0.256090,0.789601,0.557627,0.000000,-1635081.725435,5041432.595184,3536496.450462,1],    "boundingVolume": {    "region": [1.884367,0.591481,1.884475,0.591568,0.000000,6.749890]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/6/52/41_1382905.b3dm"}}}