{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0x6303abe78e314514d785377b1f3df902edf73c2aaebf872df140e7c98675f793",
    "signature": "0xd3951afefed52b2f51cb66af1e7818fc063648b11a43e4e192d1d8f467fad7ad221e61c62d510f3fe9303ffc8eacf853f79a644eef72c4637065556ecf41a4ea1c",
    "signer": "0x7E915FA0e857276481e34ca82B4A88B53a13ED15",
    "userId": "396044630"
  }
}