{
  "manageEntity": {
    "action": "Repost",
    "entityId": "57958854",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7990b47f6be0b2b5461623092d80251ca63295020e90ca569d8754a500f6a86e",
    "signature": "0xc3893088df1e6f66eae0fd6b1a1773463acca49f40a697c07d37c0bf44e7a3a6582ed32a3a9d896e9e52539add39fc1aa76867f46c1c08be1ab0070e581072081c",
    "signer": "0xF7628Ea36C0C266E289b7538b033fB949A6C31ff",
    "userId": "386745392"
  }
}