{
  "manageEntity": {
    "action": "Update",
    "entityId": "875266680",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera42a3q7qnfuwsltt6r5gvqr6luu23igduizn7szxvusdyeu6yy7ga\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[]}}}",
    "nonce": "0x6f2d7027e92acf36dd2f296054b497174fc6c613baec35ea138fe21c597595a7",
    "signature": "0x6add8b33c69a455f0066e9861d75d8d88f8e21f96301293dcbbcf9b55115487905c09e920b714a05c369603b258965290909e05e6650ff5a99ca21a47e182eb41c",
    "signer": "0x1Bd1aB857bd91ca351Cc91d8dCe3644C0B43B6CF",
    "userId": "875266680"
  }
}