{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "81402",
    "entityType": "User",
    "nonce": "0x34fa5d77ae4e0f99f1e74d1cec850f474a4375bb1280400068eeee28f23016d2",
    "signature": "0x2ff00d7065888f3da961f7a76c16ea154d4031969bb8da1d16c3807898712c703bbde410e021c415d06570e72058db21f649ad6d5942d0b11ff0910e10026edc1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}