{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xd4138d34267535e2e15352c89dd5e603bc1fbe5c8ea373ba23bd80d52d182d2a",
    "signature": "0x5e5cf936662fae5ffd3f1954ac25a17413e9fcccc241ce17f8418753ffc6a09d7091ac23b2cd6818a0c5f8aaa08de654f6cc85e3a08dfd7a4ce230a1fd6920121b",
    "signer": "0x9D360ECE27645E249fbb45fC03AeF953A81031Dc",
    "userId": "579726392"
  }
}