{
  "manageEntity": {
    "action": "Repost",
    "entityId": "420170",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4ce186481a8ac9ec9e42a2fb16d50a99c80c554fffc2e04b21865059891f423d",
    "signature": "0xe4d4d88263c1db4e7a0addbf86f3fdc14b6b9dd435ab8be7ef2bfd0de01ee4c96d1509122b2f80f85d476b31e81f1c02cbd606f84407192569f12808f2ff6c4d1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}