{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "39181",
    "entityType": "User",
    "nonce": "0x93ba6dcfbf5d391840d669185d9c7b1886d2b618f0a5bab9894e8c14fc6518b3",
    "signature": "0xf1a3341cdebcfa89032b6a8e690c81c52e687aeb5ab638b985b686d38690b3b62759b9cbaae37d8ce36d2d574c6a340d5e87855c48e7a62070d8ec34a2d0e0ed1c",
    "signer": "0xdEc12eC3F7972dB51907501aF18eb17FBa37a413",
    "userId": "211416595"
  }
}