{
  "manageEntity": {
    "action": "Repost",
    "entityId": "428368",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x14b994bf949aadf8da6bd448b246cad3fcea5c71c0059ca467fa86becff7f090",
    "signature": "0xa7b4d1945bfa62e7e4016fa4b363d4fe5d4ed3d9858247b876eacaee475523fe0fa94e900215cfe5205f7da5befab9e6c8c661850466dc6ab90ccfbdf79ffeba1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}