{
  "manageEntity": {
    "action": "Repost",
    "entityId": "603751",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5d63e0bf67c539efbf058e6f60662755ebec254d1cb5e9e816af9de524d21eb0",
    "signature": "0x26361c614979199f2437a81b0bdb04a8204f92d35bbbc0f6536f6a31d25bc34a6d1dbb1ac4cc5533eac5b596b6a2bcd0c10499950d9ff48fddb57680cb9b9f751b",
    "signer": "0x8927707613079735C9CdfAc233c68813d5664669",
    "userId": "91985387"
  }
}