{
  "manageEntity": {
    "action": "Repost",
    "entityId": "646050547",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd92ee01671fe41447098f7429f52b7d4bd0717f741f0b40b8b21531f46db1b0b",
    "signature": "0x1d6df9e4b375df4015dbc844d6e9f1f9b059ef627f857e3fb8b135c5e1c1f6ad207a9062d63a60cc0ab5d601c32b0709cf71d398dad18657975f88d47a45b72c1c",
    "signer": "0xb6B208a8f79b1D88d245afa5aDB0a40d38cd6DD1",
    "userId": "528688046"
  }
}