{
  "manageEntity": {
    "action": "Update",
    "entityId": "282911244",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x56db406abab0b93489b1513cbf2d837b46e7c845bad4d494d99187f761ac8c47",
    "signature": "0x6cfae3b4bdd7f3b28e78e9bd95cf94169a4c3681333fef925ed9235a2d69a51f4644c605a049bdd71f248197e6e7ef0d66f0338c4324fc2c0e17f4455918b73c1c",
    "signer": "0x8d6574D9c6BEB5a6d10A244E80784b0Ab94a7910",
    "userId": "282911244"
  }
}