{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949822,-0.312790,0.000000,0.000000,0.174861,-0.530985,0.829144,0.000000,-0.258801,0.785880,0.561618,0.000000,-1652416.030246,5017751.197872,3561856.674256,1],    "boundingVolume": {    "region": [1.888840,0.596237,1.889011,0.596442,0.000000,16.506789]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/3_1402070.b3dm"}}}