{
  "manageEntity": {
    "action": "Repost",
    "entityId": "303319",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5a8e1669e3d064fb91dfd33b173ac6d85f143e6991184586edb1bd1ceeaf3ecc",
    "signature": "0xea1a770cd82f7fabd78ac49fbc3fc9dcf961f58a2f36e98d2546f0a9a3a3046926cc2fa2255d8ec51b6cddbc345034425514e622107e2df74e5d320b877e6a5b1b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}