{
  "manageEntity": {
    "action": "Repost",
    "entityId": "637321",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x463af2522d6023eca26fc23b0e89d31c05511105072b0aac40adc427a9872c2f",
    "signature": "0x8c0dfc55d6208b25bf9e0520106817568b55e6ca12e67b603c0023f17f1532c25b24a6797dd0d79a179bd7e380d3573785f403d4c58f1549ff674b108cd879fd1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}