{
  "manageEntity": {
    "action": "Repost",
    "entityId": "584485396",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1d8316f38cbe8c51c971732171ef21a1b115d5782ddf93a14cadb7aae08b1e03",
    "signature": "0x3b4d503a523ce5b5be5e43b8fb358d216febd113c8c7e11c02f5685610c0828f5aea900836a41b8ad1e7270e25ce5bc383448da173023b6e59f2aafe2e4047bb1c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}