{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1557157227",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4675e1e5b0d0b00e3f9d75a6ff5cc91055b14e6b58cd5400dd378be4e74bc1cf",
    "signature": "0xaa2b65fa9bb25b90c52eee9888e4507cea08b337f58143c59a2654ca3934720d67009564cda548ed718a1f4c62c3e49f157707e5e16cc0625bfeee92362b1fa11b",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}