{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1400571646",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2e819cfcfb0df0f66b2111d3a4f85369e14b3c25c550a574b7f53e49c14df808",
    "signature": "0x509898c10f0c24cee4249f009147df731d48a65bf8ef7db7e022092696e212222f3646b71a69c35e379845d846177acf63e15cad36e4a007454274eca9656fe61c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}