{
  "manageEntity": {
    "action": "Repost",
    "entityId": "719749",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xee1b28850b5a516a761f7c0bb61a92e5200d496faf390214a1c3b8dc79c58ead",
    "signature": "0x8f65083478cff87983eea2f54f9b3f008aae5024579b0b77be916b4f172782aa0283a50aaa9d5155a01141622c33a1780ae5f7d0c4258b2bfc2535feafc774521c",
    "signer": "0x45C74e4f36E4e5064C5321eeED3748fD52B04eA8",
    "userId": "133970929"
  }
}