{
  "manageEntity": {
    "action": "Repost",
    "entityId": "554488",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x10cb921bea5281cec7367f5d06fa647f0222cb61a6ea379510e0e930a68b2c7a",
    "signature": "0x2ef528668ce3fa3ab86899d1fc2ad086f0fdf9c2deb61a920927e6a6b8bd711e2f3100729eee9608b6717f3112455e40145e7cb8e589f95d220b7f7129b802ce1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}