{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949595,-0.313479,0.000000,0.000000,0.175226,-0.530797,0.829187,0.000000,-0.259385,0.785733,0.561554,0.000000,-1656145.026032,5016811.889543,3561450.603454,1],    "boundingVolume": {    "region": [1.889602,0.596221,1.889701,0.596303,0.000000,8.894543]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/12_1444188.b3dm"}}}