{
  "manageEntity": {
    "action": "Repost",
    "entityId": "193390",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xffc455b62616fef5c9bc0306b120336f1a6301315fd0f0820dada1d4a12adfb7",
    "signature": "0x3c2f32018bcb8596c5eaa2fc59d2971c27ce10c83d6298e1eb024d68590e197618b6c88476087e65dc89e0c2f45ee5d1b5998d982d43aa6a07b10e78cd748b7a1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}