{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "953153311",
    "entityType": "User",
    "nonce": "0xfc1f24799dbc6a2f26389874b46a4b0681bb0b3f5d6a6806899f53452a7384f4",
    "signature": "0x86a2d031a16b17325c8463d65433708fb73e41cd8de69a0d7ad215f2fc3c09d932354b1d6bea806b3d311673fbc0070b254cc0d863c84b576bf3d167970664ff1c",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}