{
  "manageEntity": {
    "action": "Repost",
    "entityId": "129476783",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9ea668f4cf58ed24b3988d2f3bdf83808ce11827a3fcdbfa5b4b1dfe2363cfa3",
    "signature": "0xda39a94fb88a74c18a14d5c0976fb0245bc9a9e0ea2dfa917e02cc8963e48b677a95491657a2fb7d672981e64b0eaa800df55be0870d9d59408facc79ba668e21b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}