{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2047015",
    "entityType": "User",
    "nonce": "0xce20289706b389ff4785255c31366963d396ddd793014d0e49d1ac34e02ef2b8",
    "signature": "0x3ff8fb98f0b721fcf18c56c59dc605cf26005e76fc3f6b04479866e0212b8fb37f9f8910b2456eacc917702a9366c76c97560cbdd53c378f6c6f8cc0be97b8981b",
    "signer": "0x408CbFDbc09C9aFB99Da5f010D04f50A190b83B6",
    "userId": "675830993"
  }
}