{
  "manageEntity": {
    "action": "Repost",
    "entityId": "475238587",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3145423a1dd1e32aed908d51a0ef57fdbb010a29e721913e1ecb330bf71e6e92",
    "signature": "0x552108f57e9d81825f7c9ea6e88661183ff6f936a87721eaeebc70d74bf4322a46fd12191870c96368c458985646ac763ab94c09c86972f4223adb761b96028b1c",
    "signer": "0x136A4e19270387bc21d7e58a9592D46864B0Ad57",
    "userId": "956002390"
  }
}