{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "3865",
    "entityType": "User",
    "nonce": "0x058277daa6def9e1c8e26590e738e88406e57e3f1e429ea02d16e216e859a4b1",
    "signature": "0xd1a31443479b44315f9d49f016d37cf10e6cf5fd73cbb20bd0e369e4144219702175c5131c1d93995d4b27a452a16632984ecaa077bf922162375915632f58fa1b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}