{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1407071757",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd4e7ebd8a0e94b47df6e05b5c05ba98eb4c80d352a5007b7fd40fb1cc012c71d",
    "signature": "0x11e38bc876335e5afb846be8af8bf206c0f2df1690aed08de7bf52222d8f08c07a56e7c244627452254f081a20734c7cf1568e9623499dc9e1ce198be0a74be51c",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}