{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "369063",
    "entityType": "User",
    "nonce": "0x4a414bb2685c439c0b2874b45e5447a83d79edfd66a488acb7954ef9797bd6fd",
    "signature": "0x13e246fc443c3f4799dbb135d52c576e38340db207203ed4324d8207e735dd0f0a3cc5c9079222455f5298f30c57501d645d5d811b1d1a6d972ab6a0edc2ee141b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}