{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x140fd3e4251277b97aff3e781f1637f217bbd71ccf82e72b231462a60d2052e2",
    "signature": "0x02736dc6820baac8a6091f7d732c8b98f20c56a087e5e91bec699d290d0d78a3273cfed1b4e2056b85e9e13bbc6b020f00db47e955646261223d0d2867e477051b",
    "signer": "0xc95EFE880463dc9E6fC74760701bBb0A05704C9c",
    "userId": "95927626"
  }
}