{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898113,-0.439766,0.000000,0.000000,0.284370,-0.580755,0.762796,0.000000,-0.334507,0.683148,0.649164,0.000000,-2136547.150800,4363370.240025,4118553.075624,1],    "boundingVolume": {    "region": [2.026068,0.706374,2.026200,0.706596,0.000000,24.662203]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/13_1821982.b3dm"}}}