{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "114919",
    "entityType": "User",
    "nonce": "0xfb12c77f812505b8521fb8ce0551e3be56f5dea8dbb401c535109cc4a50a7f72",
    "signature": "0x7933b7a7814a39acf08d0f7c99e04e151016d1a981a0a93abf8f741465e1c31921e76a73668650e5c45d3113fae740ed638df993da2cda465c6ab22d7c67badb1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}