{
  "manageEntity": {
    "action": "Repost",
    "entityId": "649572",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x20f18a50bb5275a9b2aa7cd735336dd4080c7d9b236dc38c6104482bf3a4ed08",
    "signature": "0x68a1fa3953312bac8614f41172762d27d2e5ca5407e15e928c9c2a2c53164b7079171180294840de23aa730ae8aecf2d9da9cf0f574ec971c186dbba654ca3201b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}