{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898499,-0.438975,0.000000,0.000000,0.283715,-0.580711,0.763073,0.000000,-0.334028,0.683692,0.648838,0.000000,-2133483.902435,4366839.203627,4116477.863150,1],    "boundingVolume": {    "region": [2.025171,0.705997,2.025337,0.706116,0.000000,10.716053]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_1835479.b3dm"}}}