{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "79438",
    "entityType": "User",
    "nonce": "0x343b9a982c4d2bb93abfb7e03321a2675b388b7ab8c94636c4d6dea5bf194870",
    "signature": "0xc3a59946d572379e50a49cde365f02d8446c7750c48a3fd847c383338c1c12031a9e85b073035c3a33cad63f4b5ac597c88aa4cfbbbb3f286c7df0f66463aca61b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}