{
  "manageEntity": {
    "action": "Repost",
    "entityId": "559359557",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb1e1b48d1e6bf523989c8f8c20ac96e5dd4ec9bfbada38b04d7c5926487af94d",
    "signature": "0x150d77fec9bd7271b26a02a5583b78373feda9cccd938acefeb71063163f778812a2fc9919b0b628868e686273ab10a504febdf947c708dc69701f921834b5b01c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}