{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948623,-0.316409,0.000000,0.000000,0.176470,-0.529073,0.830024,0.000000,-0.262076,0.785729,0.560309,0.000000,-1673316.892508,5016759.621903,3553542.033521,1],    "boundingVolume": {    "region": [1.892690,0.594648,1.892786,0.594871,0.000000,8.819805]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1216069.b3dm"}}}