{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "9780",
    "entityType": "User",
    "nonce": "0xeb35467df3c639e5ad77e03d2cd8860b6c54cd5eee84b5ef5f1b3dbcc50785d4",
    "signature": "0xd9b80a4a33d36ba75d63160087f0e8d6257857e967a298c0c8b1579a0daab5fe2cb060b1ad27d809ddc67d943b826cf18280c7984c5c1c46de7e70584baa552c1c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}