{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "146350",
    "entityType": "User",
    "nonce": "0xe83402e2e01559a38de505e3a891e2895f290924c366163339dbf81830fddca9",
    "signature": "0xfc73fcfa2a147f16005b7e085bce6a9c55f0236963c1bd92378a4495d3f09a2f44950c6c7c8b0e046cc33d8897ac08710a5d01469e418b701ce5828b5b5a4e341c",
    "signer": "0x7d0321da167AE8932c30b69fFec2F6141bb192Ab",
    "userId": "115792"
  }
}