{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "74108",
    "entityType": "User",
    "nonce": "0x61a9bfade12d05c395a1b43b1d5649c8b34a7862c5a6ce57baa5f67f89c03d54",
    "signature": "0x160d877b7a7d0227ff0dc9119ae77baca7af5893f850f5bce47d645d3bed734518da3a9a4f13fdf080f1d0c1e6e31a9de612d18fc927b7e49f08a88e1df415591b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}