{
  "manageEntity": {
    "action": "Repost",
    "entityId": "457219352",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa8c31ec357d12c11f4d19f4d0de264243ffdaa3143e4038c464679d577441dfe",
    "signature": "0xacd36a12cf7748bec3581b6b79d2a8fd72b6dcb6cb8c5a88ed7537224c1aede36d7a411d0d1fc08c9f9a4cb37e9d50b56cb43326995519268cfd291f41ea26271c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}