{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1899152400",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x39c1a2cd9b3db974a8c7c9172d25329bbbe06ab0c46f3f63ede66f1a02ea7e41",
    "signature": "0x88cd15240ab23fa84680180aa2698255d0321c168f73a1df8b5fd336ce19c64636fa5a020a4f94f496aaffc7215e50bbb5814fb26398c63b7ea5a9e6738732471c",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}