{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1389550150",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8954240d5fe22d32602c7709d139bc4c5e358718ffbb043ab310badd4e32cc0e",
    "signature": "0x1abad7e12d6f3b653f413a67d8e337275d92a7c315f8ed9fae24af4adfa9a1bd41cc362282ebaf3309d30e3d7794d3da3a78a1ba41348ca9ee6e09efe633e4ba1c",
    "signer": "0x102a924C1c076Dcb5816d20E32Dcb6F00e75F2C9",
    "userId": "485987672"
  }
}