{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1513152591",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd027888eea4f7fd29a8de626bfa5658d0c90c5a06a4766fb8f264379c66cea2f",
    "signature": "0x8161963c5787025904677c385f37e0ffb119e8343ee9cceddaa9ed8cd0152aac79c5bc0cb7ab47ffd58ecd2d7940b3008135b31d7b7c89a5033c20d60cd612e21b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}