{
  "manageEntity": {
    "action": "Repost",
    "entityId": "412029927",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xfc719ef767b497a5e69d52dad6d3eeea3c2abc9e72ff49d55417c76ca53eb7ec",
    "signature": "0xb4a2dfe30b794d884a1fce79fa21af00f0ea6356e47e73060c6aabdf42d0ba92239d20512eec83a2dabde04919588cf5aa8b4538fc5541d0d27ab4e7a6ff32681c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}