{
  "manageEntity": {
    "action": "Update",
    "entityId": "267164376",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x76d3b1497c138b449b48df40f672fb74e45938a90fc847a75d2814085fbd7d33",
    "signature": "0x3f135175848d338e562332f465383e7e1cfee73dfe403f3ad45c8e610ec6d6c060316b46ad78a5df263887affc6331b840cdf8e25e418a89ad56e19293a964361c",
    "signer": "0x916760c26283B2eB24564Ec66851Eccc40aCAcbE",
    "userId": "267164376"
  }
}