{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "207161",
    "entityType": "User",
    "nonce": "0x36cb2296c394865d4c12be9a055006d6f80997b0496b1f5637e6d683a4aab234",
    "signature": "0x7e9ef01186abe51183512f5c9053d1cf274d5dea00d57165f42e813569e3cb0311934b3e3e4dbc74cc96479e65a9be5886b179155d60b5c6820076b795636ddd1c",
    "signer": "0x742Fff9be20F80Ce7285c8Ab12B9018Ef3Cf14F0",
    "userId": "111467392"
  }
}