{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "367750",
    "entityType": "User",
    "nonce": "0xb9ca9bb28a8e8ec1f24641003d3136219dfa18e176ff98fe8870e30a0eae0ac3",
    "signature": "0xa2455d09ef76b91b195fbfa196b755093bd1b3c37dd58a5447f5f8ff83eb156f4da3866643351ae41cc5abaed19edf2fdea1fb6cd3369e97367df01a532dc7741c",
    "signer": "0xF2c19977A72e7f63bBbD9063748E52c002b22f6b",
    "userId": "957488166"
  }
}