{
  "manageEntity": {
    "action": "Repost",
    "entityId": "387959",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x71bfe53752666874d628335788405f421db29ff7de6b12be68b7a7ff8221547b",
    "signature": "0xf593b1474be971b53f37f255ba5235d59871a3d63a500aa64c1187f91907ab1a55e2273e3a9a49f68ded6d98f671aa59552f5107e7b7f1846ba544792a4575821c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}