{
  "manageEntity": {
    "action": "Update",
    "entityId": "746820395",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xb93f43c4ca87f676af2868097729e7abdaaa3958bbdc86db442cb3c3034bb921",
    "signature": "0xd0c43ec7638463f805ace21caf20d0e894e52d4bb8162ca4002a044f1fa327122ec1f686bfd695d357e7e7e4502ece066d91aa1d815c35890ad5b7eea26065b51b",
    "signer": "0xc26eA8B58Fc9bC4B812DC6e0869c73b1B0b8B900",
    "userId": "746820395"
  }
}