{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1458690",
    "entityType": "User",
    "nonce": "0xea8d0273b49051a0d0b59484fe9ccde03885622877cddb5d0ae994fc1849e0d2",
    "signature": "0xe35616ff2b7b23036613c104fec4cf6c98c3ab8b99ad145c221c99f7e90d93073be60ce33dddce9f50b040408d7d483d352d18de3fe5f9f1b5a6429808564a6f1b",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}