{
  "manageEntity": {
    "action": "Repost",
    "entityId": "388921",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd67ce60a248296dd4815a919b275a6e6edc26336472059027519037a14c01779",
    "signature": "0x239fc9d2f5d9ba263fc7dc31a8d53518957d04238a0b68b40ca98692ce7d96b70f866a89ab2d00a706a3e3d6cf79b64ffe80df25b033ff379d02ef4945628de31c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}