{
  "manageEntity": {
    "action": "Repost",
    "entityId": "399892480",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb15dd1395a17b51c5f910703c1c0a704dfa200d3e8043312a3a0250fab9e25b8",
    "signature": "0x70434095c23d753a77b1c4c07f6b817563d5782901f073de2810f3a646ab927d7041229b157cb10aa4dc25abc2b3ff4c0b9faf6ab31d1abf036340c460653b221b",
    "signer": "0xd9bA17330fFb3Ea1356C5eC14971D9e1f2cb5200",
    "userId": "337125448"
  }
}