{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1439297062",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa7d60a087896c9fd9ea3d95dbfa0759cb594a29f9471191128ba8d30d65a66b9",
    "signature": "0xd6dde9e9ed4785888de6071f20052fcef5ca29febb14584c874dffb4bd76f15c1fbd51788722dee68980b0f8b0cdbee245056b361bb7a44738314fb7e4e0b52e1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}