{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "242626",
    "entityType": "User",
    "nonce": "0xb1e63a937fb68a621139212adcc17cd2640cadef32f3c71b998302cb6b1127b3",
    "signature": "0x642b92b029633d45c53d2fb6e230b12df781c6eaf40ca09ae4198b092e953e275f6ac4dfe869dc62f22a8f7f7a975d82d7f0694f47cedc6900b70a98630ae2781c",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}