{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "143226702",
    "entityType": "User",
    "nonce": "0xcadcff3bbd6dee1445530758bfb48260d0e7f0379fcf356bc5d737c8aed274dc",
    "signature": "0x4b0153bc23b806d8a722db6d6df3d270011934f999e0856d073ab27b624cd945558f6389198a5629abab41eb1409cd1d444cbeea7f1206277663f40ae61ace5f1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}