{
  "manageEntity": {
    "action": "Update",
    "entityId": "38604443",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera42a3q7qnfuwsltt6r5gvqr6luu23igduizn7szxvusdyeu6yy7ga\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[]}}}",
    "nonce": "0x5b2297b8f477b8e7b68a92d7ef9187b51732c9cc3873146d7c7a7feeebaa7688",
    "signature": "0x23f38ec7e73ac0cdbc4facd11f2fa9add6c8a7e9d7f771bce87c38e4d91b6d051c451b8f8f73b940ee9f57e5963145a2365184206a352c84f8693ef7f6e3757c1c",
    "signer": "0xC3194a287aEDb0AB369515DBfC4D530d08Ca8877",
    "userId": "38604443"
  }
}