{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898751,-0.438460,0.000000,0.000000,0.283807,-0.581745,0.762250,0.000000,-0.333274,0.683140,0.649806,0.000000,-2128674.910133,4363333.765937,4122638.437073,1],    "boundingVolume": {    "region": [2.024594,0.707275,2.024768,0.707384,0.000000,7.752046]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/29/17_1802858.b3dm"}}}