{
  "manageEntity": {
    "action": "Update",
    "entityId": "633204622",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xaf9ff29ce012f9ea1c1cf6242375dd1a6e58dee9188194d84dd66e2aab4f21cf",
    "signature": "0xa7225360102ec4f8ad7c6ea38bbec913a8e3c8052e54abce4032882e30846c367b771303b0eb1a081a56e84f2dd94838d6bed993d38ba483ffda59a02a3703211c",
    "signer": "0xcFD42df510f3Bf08CD7970771503D819f7075B31",
    "userId": "633204622"
  }
}