{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950208,-0.311617,0.000000,0.000000,0.173910,-0.530301,0.829781,0.000000,-0.258031,0.786809,0.560671,0.000000,-1647490.145122,5023662.293638,3555841.771372,1],    "boundingVolume": {    "region": [1.887641,0.595138,1.887740,0.595255,0.000000,8.805401]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/8_1453995.b3dm"}}}