{
  "manageEntity": {
    "action": "Repost",
    "entityId": "2121299738",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x92a2b6a527b037eea0a04629e54d027bb57e124ef5a4974bff69e1019805f116",
    "signature": "0xb88439e38b2c00d016bd2f4a410908109f65945d19ba6772de89d3bdb628af6023e3c1eace396c34e5db4faa9915faea3392710621a619f4a1ed97579ea6a81e1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}