{
  "manageEntity": {
    "action": "Repost",
    "entityId": "483909",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x691e242f7800c33f7eb9600f2fa23a622893c4ece349f2e91511d9e9d4c4878a",
    "signature": "0x36e23f606bae245e36b4b731c0473cd700cd6f9394bb61bb0fffabc8d6659ffe71698f781e84a2624547ab2d873021487a0203c06b6840bd35b071422f80e9071b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}