{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "131135",
    "entityType": "User",
    "nonce": "0x49ea36f0ba2b540ac8e14f6a85ab6569ae81669d6800b8631c8f0797fbe94d1a",
    "signature": "0x143b9cb9f71e2cda07da11600949bd32ae8183d2a4b0a3213033f5cc7b3a75a267d98ab2c350ee8dbcfec22c8335383bff06edb09cf97d01e0e1dc25cae8e8b01c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}