{
  "manageEntity": {
    "action": "Repost",
    "entityId": "853044340",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd4aaa427d1374cf386f60b79941a3cc2869e13309c7e11f8de37fc6b29203988",
    "signature": "0xd7eadb11d5f8476e6f8a1f5ed3a3d1b4267dc2ac0cf917d47e76a8444c209c246255aa11a8fa5821e1e50ed3b2af43fb6237c6d00d9ea8858844215f43d7e86c1b",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}