{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897302,-0.441417,0.000000,0.000000,0.285842,-0.581053,0.762018,0.000000,-0.335418,0.681830,0.650079,0.000000,-2142375.938316,4354969.436365,4124373.434076,1],    "boundingVolume": {    "region": [2.027925,0.707650,2.028023,0.707726,0.000000,10.713335]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/1/8_1797838.b3dm"}}}