{
  "manageEntity": {
    "action": "Repost",
    "entityId": "474490",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbc884dacefe5598cd536324189e30302e68555813d9239092fb9bce5c6dcc93c",
    "signature": "0x1c99741290704108eaa2367f0ee1319d7a2aa3830ea9d3d377074dede38f04d12b0ed47967fb5721f4dc126cab8701a720929ac00f6a32c55a0abaec61ac64ec1b",
    "signer": "0x2BD0c2111290EB20B2843e8b1c0f25aA5cd52a6f",
    "userId": "618242981"
  }
}