{
  "manageEntity": {
    "action": "Repost",
    "entityId": "398339",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd1bbf9462bacd6060f51d2c74ae9645140ac1cf2cfed4b7712609a3c22745896",
    "signature": "0xfae415647c021650bdd5bdf8ca64098d0e5c988f047c02440b703b9c2bce44f30e50c73fb79d84f5d96a32b5ae5f79c14c8ae24384400abe8ad12fe0f6b3bd1f1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}