{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x41ffd6fb3b21f4bf1f2f4fde169d47cb85a955d37c52946d78d05857687a1fca",
    "signature": "0xb20157fabad48b6b12e6df79e8955a045ac103de1b214253489befa14f13226a33e6ced80b8a9d98f87b93aca2f77bb7cba1ebf73af47ab64a62df555ff5db4e1b",
    "signer": "0x92D26A4015A71F7534Fc85D005965F5Ac7988e51",
    "userId": "111767830"
  }
}