{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "80378",
    "entityType": "User",
    "nonce": "0x93fc8830b806dabc48480746d932a769b28746f44b90a3400e52979502807535",
    "signature": "0x3fb63eeb7cd588a9dfa2510757f4bc17264f6472b4a43e188cc3580e29b140a77cc5b4a98ff7c4de248800b122b5e0dee7090ba22458b11f08f2be996d79c5b31c",
    "signer": "0x742Fff9be20F80Ce7285c8Ab12B9018Ef3Cf14F0",
    "userId": "111467392"
  }
}