{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949001,-0.315274,0.000000,0.000000,0.175943,-0.529603,0.829798,0.000000,-0.261064,0.785826,0.560646,0.000000,-1666858.538848,5017384.374899,3555680.203764,1],    "boundingVolume": {    "region": [1.891494,0.595070,1.891589,0.595261,0.000000,8.772595]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/29_1074154.b3dm"}}}