{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949848,-0.312713,0.000000,0.000000,0.174773,-0.530864,0.829239,0.000000,-0.258768,0.785992,0.561476,0.000000,-1652200.432903,5018466.190062,3560955.333270,1],    "boundingVolume": {    "region": [1.888759,0.596066,1.888930,0.596271,0.000000,22.411437]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/5/2_1435527.b3dm"}}}