{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944441,-0.328682,0.000000,0.000000,0.183030,-0.525920,0.830607,0.000000,-0.272435,0.782819,0.559440,0.000000,-1739452.629737,4998167.177913,3548016.541175,1],    "boundingVolume": {    "region": [1.905623,0.593575,1.905786,0.593844,0.000000,8.805535]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/6/2_980849.b3dm"}}}