{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "53144",
    "entityType": "User",
    "nonce": "0xa8032b18c61835959eeaf2c03027b757e085dd7da0ca58b8b43b81b1c238749a",
    "signature": "0xeeb892160a51bc7048c32a7c7df6b57a749429e7ca8d812653e9fc9861ee8e7166637087a49d524a5a0dfcfadf6e8de4f3d1d1e4a0204172314ee985fb8fad0e1b",
    "signer": "0x2D566E1DaC6fc148a694abe846B32e39B6584aa5",
    "userId": "890889753"
  }
}