{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1495091",
    "entityType": "User",
    "nonce": "0x2094e2152555eb31ef5ed5baf2a44ec2fb4bb22e52068042d946ca476625518f",
    "signature": "0x88e2921d0b187ac4ec7a7ce7263f7cc5533c01075a39bbbfdaaff4f478d94bb242546dad2b1e57af24aa79956fad9b9dc93a667dd8a763d1bd9c601d8c3ecfa81b",
    "signer": "0x8b77d47DA28d313A2824468913d2f44F9a5B7b75",
    "userId": "808833626"
  }
}