{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "40034",
    "entityType": "User",
    "nonce": "0xaccf1bd13195242faacc892d6b0eba91269c04aa636dae8fd4ba615034142386",
    "signature": "0x05ed6eeb8e937ac47153dc761f4c22ea898cc2348cfa725d53ddf7302b3f69436c2d81469bb2af49207b09578678042a51634b0861bca6ca6f4138c3d908f3ca1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}