{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894731,-0.446605,0.000000,0.000000,0.284762,-0.570494,0.770355,0.000000,-0.343103,0.687373,0.640155,0.000000,-2191362.716844,4390187.576685,4061238.128998,1],    "boundingVolume": {    "region": [2.033697,0.694638,2.033831,0.694762,0.000000,58.913820]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/13_984408.b3dm"}}}