{
  "manageEntity": {
    "action": "Repost",
    "entityId": "516184098",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd9b8ee0f01b3783703a140dcef07160d4826fcefb39610b989eaccf3776b0de0",
    "signature": "0x54d882af896ce00caa9b205d4d6b6749fdd32ec62370198627422c88ff020bc65180c06ecd6df4512d7f3de281baa5ca1ed11d2d06c0848ed9d7f8e5605029c41b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}