{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "89065",
    "entityType": "User",
    "nonce": "0xcff4f19e65205a04c9a5a283b3b690b2815e5aa3578e7f40a4157cc074814891",
    "signature": "0xcfdba898658adfd3ae9f49babcb73b0a26ed16183eb89c6300963268c81068024728e5ff005f1348ea2111efb92ed650bec53f07ff4165d28025ce849b8236961c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}