{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "311318",
    "entityType": "User",
    "nonce": "0x0615214ec93ed2a1d28e539303be53cffd73c7b744d2107ca5c75e3d3318424f",
    "signature": "0x207f1f5aeea14e9ebb9f552877092cfabaceb9256d5998dc1af9596244f5a9b72629b6ae6d1772f131745034cde0d4dd9c7388ab3feade430f4709b1cd7fbafd1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}