{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897151,-0.441724,0.000000,0.000000,0.285115,-0.579074,0.763795,0.000000,-0.336440,0.683317,0.647986,0.000000,-2148883.835460,4364426.907740,4111058.829698,1],    "boundingVolume": {    "region": [2.028264,0.704903,2.028368,0.704972,0.000000,8.335719]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/16/7_1845250.b3dm"}}}