{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897636,-0.440738,0.000000,0.000000,0.283166,-0.576715,0.766301,0.000000,-0.336799,0.685947,0.645014,0.000000,-2151148.648570,4381170.122962,4092148.820256,1],    "boundingVolume": {    "region": [2.027154,0.701007,2.027280,0.701076,0.000000,8.594305]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_814930.b3dm"}}}