{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1264621351",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1469b0b3ea0d451fb0cb78f1db69f560835a2e58c493381d82587588c52ab59a",
    "signature": "0x467621c605f8dfc9048b9c7bb3831b6cea3b8e2bc5468a038e1ea64ecff704000f202c2bdd10e28c7d8bb7bed779b3c52d028b4158a0b443abdaf3255ddb88b11b",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}