{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894947,-0.446172,0.000000,0.000000,0.284475,-0.570609,0.770376,0.000000,-0.342780,0.687559,0.640129,0.000000,-2189300.633640,4391370.418109,4061072.556073,1],    "boundingVolume": {    "region": [2.033213,0.694604,2.033347,0.694729,0.000000,85.091955]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/13_1137253.b3dm"}}}