{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x1949d59427bb33852d6cd25e9a5071203fc99bf42a69cd1bcf8440329a3eff94",
    "signature": "0x25e8b00358ae8beb341424ea0268c2a405294a128a31176b8727d1906d06fbf24fc715497fbce6f92cde3954356e1329f18953caafc56e4de5cee45893e5b1e71c",
    "signer": "0x52736F67C02C10d42Ea4e6262BA861E854f87423",
    "userId": "776850188"
  }
}