{
  "manageEntity": {
    "action": "Update",
    "entityId": "93557176",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xb382c0c66b256b9e5d65bb02d8fe51765fcf1dae26ce5b9c707ecbabf4024630",
    "signature": "0xa90d04ef0d7a32c10113c985416aef9458090fc3a6b2f23ae842409d51363ab038a948b3b3055626054315ef345428452e7f47534eddc0195362ba02d74f6cba1b",
    "signer": "0xEBA31e15969CB81cbb52c9C69AEB77Deda7bDb5e",
    "userId": "93557176"
  }
}