{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "208115079",
    "entityType": "User",
    "nonce": "0x02e6c6eb65c9cb7d5bd582aed68fcdd87037416804810523ffaaf8ef2a8d8fb6",
    "signature": "0xace223fd55a56796d9408bfec5dcb75cb3fe29b15dbdce012fe4702fac12e0770af32e73b31c03a21e8d84ca2353fc151104c37cfa652990dac151453d36af5c1b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}