{
  "manageEntity": {
    "action": "Repost",
    "entityId": "599605",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x602b15b6706541e77b0cbdf63f882fe8ef29bef88e96c90cf6b42d3323a2ffb6",
    "signature": "0xaa799b79ec472e822e7fb0d59e0ea7a6e8e1540ea50374d1882bbcc415f64f7831e7603e6d9c3732b12f06896085f6ca102aa7f513526beb41016538d416ec2a1c",
    "signer": "0x34Cea527C1dc0575a5B686515aad0Bf8F3b5f97E",
    "userId": "13589021"
  }
}