{
  "manageEntity": {
    "action": "Update",
    "entityId": "59880570",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x8816d1f5e4d9f0c101339fc4cf953eb4cc6134738828b6179c6cc7733d61fce4",
    "signature": "0x5b234362a23aaedb2775c45175208afe068f7a2a95cae38784c021c706905f7d443f0b2d735e25884328f28520485caaf161c4192b387ab19f5f651049dbd7481b",
    "signer": "0x0DC7E7004FFc424a8E4536Bce69afaaaFa185E41",
    "userId": "59880570"
  }
}