{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35918963",
    "entityType": "User",
    "nonce": "0x9c51f82a3b80a3a9eb4998765ac1c4b7fab74a41627097f533e024593ad2a3b8",
    "signature": "0x3e25e2869906c231e7b6ebd338fe1f47c946c510de64530f653c44f14eb6c7fe7e078f41b7c39cf9e5e86efba3318a0f20a4c962154c06ad9d5d66be3d1277381b",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}