{
  "manageEntity": {
    "action": "Repost",
    "entityId": "449358757",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbe66dbd658ebb1d160b5a2466923b05e60911290c2a8ad4548e622899222bb89",
    "signature": "0x0b2974070ff28310d2cf0497d75a5e5e31401eb0a29a086ccb62907a09f1450401c7155e2b3c78f6f90b9a292eade24cdce64c8c0e6ece75778c6d7ec7e558fd1b",
    "signer": "0xd9bA17330fFb3Ea1356C5eC14971D9e1f2cb5200",
    "userId": "337125448"
  }
}