{
  "manageEntity": {
    "action": "Repost",
    "entityId": "513458269",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0804c4cd399f4e122621a7e28b7f77302ce8e2ac9c6e200e1fac53244dbbb7d5",
    "signature": "0x1188b0b00ce087e4e299b17c4e5db17aa52686d19a30e172f194ee3cd7aef9073830ea76e4d0cb8407e2e283d7a547084255bf1517d609296e913f605bb5ce441c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}