{
  "manageEntity": {
    "action": "Update",
    "entityId": "244050891",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x054d7a67717d4daae2e8708c14e2c5bc5574fa0bdbef22c4ea89650ffc7f6ba3",
    "signature": "0xa8689ab322c10683aff268eec9f8ad7dc9b41c2bc600a8d46b361cc467ad606713c4cde0d9cf0a22aa3eae017228619709ff8ff5ac73c75f9590e7409f0e1d661b",
    "signer": "0x98aBF46FA2fe7ef0A664A4eaab55671972B9075a",
    "userId": "244050891"
  }
}