{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "984215347",
    "entityType": "User",
    "nonce": "0xb2e5147244be01d715785db100257ce6b46b97e5f7a90a1c9457bdd5fa29b6e7",
    "signature": "0xedae533da87d23eb23b905c03e76851c61a28a0fad2b3ab8701655fb012232c57400394b3a280f47d69a321cceabe54a442341f32922bc68ef62a604586720351c",
    "signer": "0x5fa60F185681545769de01098bB8F29cfbaE3cF0",
    "userId": "489026160"
  }
}