{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1621456576",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x61a696ec4900011931e3c42c78f76f25d45dd9d087d61b7891db689960691bbb",
    "signature": "0x1372f63f824c8f0304e5fa4b24fa562b907ab9d7dc285d122fe119e74d1d899b64a1ec096649cffdf8bd363facf7c562334b85de7ec7b21e07c18474a4c0d09b1c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}