{
  "manageEntity": {
    "action": "Repost",
    "entityId": "513370",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfa878ea239df5019858508c70b89b7c3eccc640d8cfe92ec350a4f28b8477d29",
    "signature": "0xe5cd9ba8652d099598adfd7ff147c84ff00bc867b8614a7c2b27aee78594d6ca52d78511c9b13c08447cb50af1ba844593134a0685d4badd905dd78ec15a071e1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}