{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1499634232",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd42cebaec798282ec0e25934fdfea80209dd7810818f5a2653abaeef6f2a0b68",
    "signature": "0x405c66ba3a368b8936fda3acc420afe5e1b5ae144e317e90de222ef76f56a66e4c868d0a452264ce2782225c0e7892fe56459c6f4c2c37ed0b775d6d25dc9be61b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}