{
  "manageEntity": {
    "action": "Repost",
    "entityId": "600744763",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6f303e81de7e34f7cad9df11149b83424d7b52c0647e716e19660be04da0ec14",
    "signature": "0x957673317fbd478dba31d7429d9f9f5f99c0d4ec54281e6db361ef7fc864b43503983743758565f55ecbdd7b68aa8db62cc7bbd509dc63bb7c719cbad48a96bf1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}