{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "275635",
    "entityType": "User",
    "nonce": "0x2853654272b517876e575ec23ce5870cfd49601c6266fbce821c22ff0179e9eb",
    "signature": "0xeffb732ef787df8d4801d0091c5663f42318ad0088d7f73abe68bed97b9c6c381c18ebcb7c5daedfe0ae277d1e40def9525136990098703e58258f932df5bfe91b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}