{
  "manageEntity": {
    "action": "Repost",
    "entityId": "751577964",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8b8801dfc8aad019051c082556b6354463fc81a0e3f97b714a60f7b5cc46c597",
    "signature": "0xb8d62d1cc56c6488ad944b19fc8e42222305244735870ea16d51fb42f05475d82db9f717b8f222779c5f98c1fdc694fa360ff511b369bf52b00ab157186df09f1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}