{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "229134011",
    "entityType": "User",
    "nonce": "0xc16a4d1897e58b2bf9e23cc207fbc9fb79b47ccc684e0608aa984100e8c20cfe",
    "signature": "0xee3b913f8dd919adab3a9a7327af5280ba4dbdc4e0d308883c010eb371a057c049efba31b761d81de4497da9cf272433c7934c265aa3e6382bf74472adeed3cd1b",
    "signer": "0xeD4de8C7aEdcca7a62a5E17Fb9DF5ee4991E5b73",
    "userId": "209405413"
  }
}