{
  "manageEntity": {
    "action": "Repost",
    "entityId": "12318174",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2d2ce94a999d840525dbe23427a9d3c10934f51021fc4146e91773eb3eadb5f6",
    "signature": "0xb775e8c94e209009910ce14b37c20b2e903c2a3317198f15d211bb7a121fc16a158e56ba2129e4deee334129ac8c958c9bde4d1234a7866bf1f42168626f72391c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}