{
  "manageEntity": {
    "action": "Repost",
    "entityId": "456173",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x34fc11491e1db434020d44fa26c54dd74afea9ac6ec002b7db496746858465a0",
    "signature": "0x7b6f3b66e88aa8d99d94ccb27445f42550e219cc1714b712f017e08ad2ec7051267b2d2984a04a453ff8b91d5b81a20a9fb459c38f71d70a50d2f2c1e339f0111b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}