{
  "manageEntity": {
    "action": "Repost",
    "entityId": "464166891",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x21b18a2891f1ba0220172e1406311765ecc77ba03f805f709c9c0c55a64ed23b",
    "signature": "0x4660bab1881284dffa80ea09d5cfbeef22ef0ea91d09bef508dff739595b2f0c54cd40160849df477a71b5926a6e2309fcffb57e5f1c3ad130656b15e3c99b3c1c",
    "signer": "0x4Aa8154A33F33394BA8De574d71aC98Ba6A47D5a",
    "userId": "645720561"
  }
}