{
  "manageEntity": {
    "action": "Update",
    "entityId": "954424611",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieraqmvfwafkift5eylw5xon2yp2uoemdp3v7yrmhnwesuqytiqorhaq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1163281141},{\"type\":\"playlist\",\"playlist_id\":2087558517}]}}}",
    "nonce": "0xbe2b5d8c8c06efb9bd4b14921c7515ded4027f9dca08e3ff560658a01db45b57",
    "signature": "0x6a2b8e32bca48fb60cecfd13a4b245bc9b81a2328360b5196b17e0596b51ab28520229b55bbb6b7fdbaa7c19c0615c8b4a5dbf1b442e526b0d951b9381514d481c",
    "signer": "0xB4a33731431983E37a1536694FD9f1D14d0EdDDc",
    "userId": "954424611"
  }
}