{
  "manageEntity": {
    "action": "Repost",
    "entityId": "738424",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3dd066435f5302ffa453592df0f81b0e08cd17f4fb0e2ac1f3cf7ec909be89ea",
    "signature": "0x488a9933b4dea639b2b48ad1e88912220be0bbd0a7bc4064f870549cebde5448774c75be0abee8581c1f6d29865f39ec26a93a08a5c5e11820aac74e7a3b4cb81b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}