{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895915,-0.444226,0.000000,0.000000,0.283846,-0.572461,0.769234,0.000000,-0.340774,0.687273,0.641505,0.000000,-2176503.617623,4389571.463043,4069827.555867,1],    "boundingVolume": {    "region": [2.031052,0.696405,2.031161,0.696513,0.000000,46.648378]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/1/0_619216.b3dm"}}}