{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x41d1e2c81f8199195cde0baa74a92fafd335c58f63c14d9e53360acc23b7368b",
    "signature": "0x883905c21b3aca63fc0c9b32df8d79b19871970d7c2c364b6f96c50b505637b70dae66b59acb9c9e27b3aa72f111a422bd371beb5fa4b688bd5ff272225936f41b",
    "signer": "0x7FCffbc9FB7516A6453F59c5b9918Ea8A7EB33eb",
    "userId": "502388335"
  }
}