{
  "manageEntity": {
    "action": "Update",
    "entityId": "295262314",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera2ivpcrbc36p5ilmd3niiv2rbbxce74bxgkg5mpvsqb6qimuilpeq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":2048951058},{\"type\":\"playlist\",\"playlist_id\":1979054658}]}}}",
    "nonce": "0xef80e238273899b6c01428f9f822da4c75b723c53d869923b13c75674e94d82a",
    "signature": "0x01c3dc8a07a5b6dc0bb2517bb24f9456df1f2117afe666149210e888505982041d3867d2d7f9a40ff36313df3b4815b51ea6e987721319177b082c5d65f66b0c1c",
    "signer": "0x5363b0607E7C66b239911087D29aD810F35A831a",
    "userId": "295262314"
  }
}