{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67349",
    "entityType": "User",
    "nonce": "0xaa04116c595d24c55b64a8ea94b84d831b19ff75d7a89f9b3e72bf3879199765",
    "signature": "0x1ee29e1c2987a67b28b60e6f56ec60920cd1ffa5c29e4c17461d1a666f59f67313f74084787624147ccd7b5f13fb04dbd6c4a2959d3a19c6e41a46181811d18b1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}