{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67937",
    "entityType": "User",
    "nonce": "0xd88b645fb308b2117253414a8dafacc825cf021dd2fcbe0fb85e59b9668beadb",
    "signature": "0x65936dc6364a0aebb49d71f3d65580fb758651256d2a0bedcac62782823516e57f5cc95bafd3fa7eb9de66e4a4b2eeeb1c689a192d9bc2138f239dcf2c66eec61b",
    "signer": "0x316933E449A0b429014E405447c447C9Bc472bE9",
    "userId": "451684863"
  }
}