{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "127904",
    "entityType": "User",
    "nonce": "0xfbe8b5ee711e29c832060958cfeb2b439ba53fae6cc0ae066408ef1cbd62b290",
    "signature": "0x3ff813a879616b9e64443472e07bc733d04a06fe299b7c8e4540f453c52018fc50918127549e1ad3712a374147d3023589ab31b72b167a9b00f239ecf9daf4611b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}