{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "787319159",
    "entityType": "User",
    "nonce": "0x62d0d9632b0556e3b05e8e5aca45ccd543575ac2b267cb7d28c96005cd320694",
    "signature": "0x5e512ead371a52e4e6ab80025a726467451c71c21b2e49c0d444451efb15b3ae7facce1a218751950acf898412c9fa10b603126cedf9e7da6655248c52250ed71b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}