{
  "manageEntity": {
    "action": "Update",
    "entityId": "266782887",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xddce68e1be25d0a32cc1e964e4fc75c73e9812298673c4bfbb765f587e2423bf",
    "signature": "0xc65d015ccec561e5e8f5ef5b37aef2c9254d33df14b562bb7b93eab5b3d5ad10139ac3fdfe654312f01e4b433d3eed6b0278f8c3056031da29b1f6080eb2dd651b",
    "signer": "0x90A9206Df4cA22A1ad24bfB7F1b639Aaa812Ac58",
    "userId": "266782887"
  }
}