{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1504497303",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5d61945e1ab44465ceffcb077c9bdbc904dfbecd53137c6b9a8ded2999d68dbd",
    "signature": "0x37dba8c611d47b665d0e10eb1153898d14b850a14f1d470877f7205b10ff825550b3c87e4353594739e5febf307bfad6d79a95384e1af2d8bd30356a8b5e47b31b",
    "signer": "0x102a924C1c076Dcb5816d20E32Dcb6F00e75F2C9",
    "userId": "485987672"
  }
}