{
  "manageEntity": {
    "action": "Repost",
    "entityId": "853355413",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x75ff679d9917eab1bf7b7b626153430afdb3d3f3cc48d9d63cce3d9732f41ee3",
    "signature": "0x9d7296066a1ee2cbfd95b996567f26453cdb785580b2ad9ab657669a15f6a97b6b5d770d4d1a38d72847b4fe45dca284dfd4129df4f3b23d703c7f3cfa94349f1b",
    "signer": "0x4F8e40E75E675f5be20520c4cEA0CbD7bBb999B1",
    "userId": "991796067"
  }
}