{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894816,-0.446435,0.000000,0.000000,0.284641,-0.570524,0.770378,0.000000,-0.342982,0.687459,0.640127,0.000000,-2190592.807763,4390737.046839,4061060.662723,1],    "boundingVolume": {    "region": [2.033507,0.694601,2.033640,0.694726,0.000000,38.039740]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/13_983022.b3dm"}}}