{
  "manageEntity": {
    "action": "Repost",
    "entityId": "708604",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xefee8f54b3aba9317540773469d9d83457fc374715a69dccbbfc3396900dc4c6",
    "signature": "0xfb83578b16e73b1be6ff5918ef123fbdfebff0d4f1a70e1e2070076eb18351b63ce208738639ba93b3609d1a78f5cb4081952c0166c6fdd61cb2bb7c628fe6df1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}