{
  "manageEntity": {
    "action": "Repost",
    "entityId": "472884",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb0779fd1058df0ab3eb3663e4a41e74357685cb2d81be67ecfd2c9f12f321b7a",
    "signature": "0x45890ea600830c3082c63d3f194be80380903760b153a49c541ba0101dc6e7d75359a3262e00019000c8c94306ac9fc744e58ec37f371c39e16a3a028788679a1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}