{
  "manageEntity": {
    "action": "Update",
    "entityId": "22262884",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xd79e029560d670aca62f1cfb2fcf99eb3b4b8674912810634122e6061711f893",
    "signature": "0xd344d0d3289add041f818a856264f5f868299ac2f0ad5fd11108f3a86b6d5c50516552d9797fd4996ac877c792477cb9e0a87fc56030643c667d27ac27c33b4a1c",
    "signer": "0x2b92Aa3b6c8039898deE9550287336E40193bCcD",
    "userId": "22262884"
  }
}