{
  "manageEntity": {
    "action": "Repost",
    "entityId": "550573",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd971d68c96bc7371f03d80d96ffcfe43ab6411e3790cd2e3c8141d69f2f3986f",
    "signature": "0xc90958d77bff5f06a3465b6c73b14d36d89e4e89680bf1ac454f55dea84f46da509fe444c61ce2d13d46dc904abd8396512e70d9929efa105edb01cfb19eab371b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}