{
  "manageEntity": {
    "action": "Repost",
    "entityId": "489042919",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x332e64675f9a64e98db1c59c88860dac81695ab90166cfefe1db80f898adb590",
    "signature": "0x4f7033d518e5e112f0a05fa4ea1fcd89c34e69727833f3626022ed960134c7883e2ad070a54870b1cf0beea34b4727a44857fdac4ddf1821d2b75870cc7d7b851b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}