{
  "manageEntity": {
    "action": "Repost",
    "entityId": "487395421",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3b3a993bbaed25c1ba84c90243cc818f73ec150ee0ae7e628aa19c8a461c31d2",
    "signature": "0xe16f07d13a8be5760c75bc713667f45850dd94592557040145b1aee296fe5262130257cdad502941f124167cac85c6b16446fcf5abee1eb3b92fc7662023bb2e1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}