{
  "manageEntity": {
    "action": "Update",
    "entityId": "632532838",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xf9d8ecb26a53a5472eb098ff6ea55d28e8850632cb3bbefda5a26488d3501098",
    "signature": "0xdc5f60f4797214d1099e91e446b9fbb3dc1e85be38f29f949c46077a65dfdeeb1ffe6eec74a229e56c6bfb49d7eb7d3fb549a547fd60d23cb9ea6a3506f826a91c",
    "signer": "0xEf8800808CA5aa7473F3580ffe7f271A270b470F",
    "userId": "632532838"
  }
}