{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "3636",
    "entityType": "User",
    "nonce": "0x75e266b8954fadb925423f3ccc01b8b90f5e15ce9af04aee9d676c63aa3896be",
    "signature": "0xf69e1e9fec3c29e3e73656fffb5058cf0a70d552d05757ca2e7fb794196da9ce31995a780d9ed8a80f02470ce8ddc0a03e855a248498fe159ac0ad26d16a77ea1b",
    "signer": "0xC56E1ccbA93c1E645e5F27Bf8A5ca13eB7A5eEbe",
    "userId": "335878078"
  }
}