{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.889464,-0.457005,0.000000,0.000000,0.287099,-0.558778,0.778037,0.000000,-0.354621,0.690196,0.630772,0.000000,-2264841.039035,4408040.425308,4001548.551724,1],    "boundingVolume": {    "region": [2.045371,0.682510,2.045471,0.682585,0.000000,52.289400]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/1_360690.b3dm"}}}