{
  "manageEntity": {
    "action": "Update",
    "entityId": "232719114",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xa93333ee9a5b98ea365269a0afebacf4f6c9293b356381f6f6851198fdaefe7f",
    "signature": "0xa9c92dafc87fe42ed624f438b87e365ab9237af1f2a214a41fbaa2267b935d42115e186b11003b9834e0e20dff877e0e86e4befe57312667d04f314220d81d041c",
    "signer": "0x4C4841CcA077D753614283FeC6685b83DBf77Ca4",
    "userId": "232719114"
  }
}