{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949574,-0.313543,0.000000,0.000000,0.175366,-0.531101,0.828963,0.000000,-0.259368,0.785501,0.561886,0.000000,-1656033.758050,5015337.633612,3563563.864939,1],    "boundingVolume": {    "region": [1.889668,0.596653,1.889769,0.596675,0.000000,16.570660]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/12_1414902.b3dm"}}}