{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948937,-0.315464,0.000000,0.000000,0.176191,-0.529995,0.829495,0.000000,-0.261126,0.785484,0.561096,0.000000,-1667254.002388,5015211.296517,3558540.106086,1],    "boundingVolume": {    "region": [1.891673,0.595656,1.891811,0.595762,0.000000,8.816941]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_1070211.b3dm"}}}