{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1456910212",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5adf5cd252978f8c2983ed74a16bbf9de361c211954c81f7ce760664fddcc11e",
    "signature": "0xe0b76d5e35c909f45b358aaf824193eb406af19ea0711061be3a16f10b8a1b240c4d5053608d89705ef62d5d7c8aa366a6d809d1a081008c372f5e048bbcf52f1c",
    "signer": "0xfE8b7901289A70702AC15CcB11911b872E54e80D",
    "userId": "540022120"
  }
}