{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896341,-0.443365,0.000000,0.000000,0.287991,-0.582225,0.760313,0.000000,-0.336139,0.679564,0.652077,0.000000,-2146996.181656,4340531.626735,4137085.266152,1],    "boundingVolume": {    "region": [2.030056,0.710268,2.030236,0.710373,0.000000,9.620401]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/12/15_1783756.b3dm"}}}