{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "855755014",
    "entityType": "User",
    "nonce": "0xadb5b1af7a423e8223a61839518599d05062f2e6183a1c906cd5bc7ec85d4993",
    "signature": "0x03fb241102471c0dad771711d0a347a475dca411faed03c107fbc12ab870fac0659609addc45b7c4c0503605480e463b5d4d634aceb031494720b7f948bedeae1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}