{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1365072",
    "entityType": "User",
    "nonce": "0x7376e05c7dced80acbdf622589c0533e7751a4177ff080cd8e595e9025910ebf",
    "signature": "0xc247d9521d16c8bfae7f70ba3ec24edc39612766f634168d061b13830df4ef427c0c21f439070e0d22711e2496eb19268f69aa94a4a47ff458e30e03984eaa6e1c",
    "signer": "0x689Be5c20E6Da52e11A70751E9FaCb05Abbc7805",
    "userId": "676830468"
  }
}