{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "111109",
    "entityType": "User",
    "nonce": "0xa56efa770d67bc735a2c55b33b061635a5c3761ec64fac6d22eaebb878072cb6",
    "signature": "0x1133d9ad06023226eb4de6aa89805e74adfca452235e71a8093904e6bccaf0ca35405d72dc29b788b90e151918a5673e91c79cff1db71c0039f3e49833459b6e1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}