{
  "manageEntity": {
    "action": "Repost",
    "entityId": "510502026",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xaf3c8063b3d3091bae7941938454a4798c2b9258f473b273f51ed90941dcb2f2",
    "signature": "0x904b6defea5688578ccf395c2a07dc2cba9ecdbd04a0dfdaa2148ff5b894934c008d2d2ebfd893af663ca370f8cce48bfa3e5c5727a0f6e8c7eadbb38b04cfc81c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}