{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949752,-0.313002,0.000000,0.000000,0.174880,-0.530643,0.829358,0.000000,-0.259045,0.786027,0.561299,0.000000,-1653968.368458,5018685.192671,3559833.349252,1],    "boundingVolume": {    "region": [1.889072,0.595871,1.889225,0.596039,0.000000,8.590542]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/3_1351030.b3dm"}}}