{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "786939",
    "entityType": "User",
    "nonce": "0x97f0406985ab27bab3985484904c99dd44e471186e1af6d46fbc07697256b7ab",
    "signature": "0xd220e0c482e36176d402614d22067eeed9d918d2e6abeaa3df6f1eee613ff79f52c134ab68e8c49d2cc5ae54a40ee05364a5a7cbb062021b619bcfa02fab60471b",
    "signer": "0xcc9cCc523005B394381478381D34DddB8558A28f",
    "userId": "957873025"
  }
}