{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545432",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6f83c9eef647d0461192532b3f18a04566d350547cc3a32f82fa81551e812ec4",
    "signature": "0xf299e047bc3c94e39a2eee7be638236bac89185434e5dd723549f95f6190c4493c6e02c81c88114823320b4112648ee7fc0155e9277e0bd848803c1428d960ee1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}