{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1339254903",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x06f3d53dc11fd4243be017f99544adf08c3ba3288cac4663ca85cea2502270c9",
    "signature": "0x19159f45660336be52c362383a1ca969d19685e4f6d61828a0d5ae21a3c40d613f2ae7513e4f39a3c880dbb7f3665abb5f36b9fd0816b39c70920177a54751fc1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}