{
  "manageEntity": {
    "action": "Repost",
    "entityId": "990001",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x51db141c6483cfbbb4831569a0ae6c346a82a9522046016aab5affc8d02ff37b",
    "signature": "0x0dfb512100070157a3eb5c80d3ddb3bdccbdd752f6a5ab74edf3315c61bb25f2254c765025a7a892946bf91d7670e72768fed50b2020d0076037360533f1f16b1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}