{
  "manageEntity": {
    "action": "Update",
    "entityId": "964263283",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera42a3q7qnfuwsltt6r5gvqr6luu23igduizn7szxvusdyeu6yy7ga\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[]}}}",
    "nonce": "0xf5fad8d9a3511b4048cc98eb3226b1d6ce084c842be2d2066fa2d236537a728c",
    "signature": "0x16867a06064c679029b9a51902e1c24d3d1da27926a69130c136202cf1baa28e25950197c16ea5d60596c7d2930b6d836ca18048746752fea4618d01787d5be71b",
    "signer": "0xACCD3B03Ea2958EF485216f82C6c8B92bd703Ec1",
    "userId": "964263283"
  }
}