{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "4080",
    "entityType": "User",
    "nonce": "0xd07e8631e9cc3921b8b241117b9149b4efcc9c5962e820e2128e7722d4011212",
    "signature": "0xb5f2c1c28adc0fb71de2b07d04e720cb7a4001bd3015d3fe9827fd57a06d0165315c20a31a0cf7f5ad66f83b02df8d1549a0ac5de15910b5561c296b89cbed101c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}