{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "85034",
    "entityType": "User",
    "nonce": "0x661873af4342f2e22e8d05e933ba21cc206fe7017f88adc4fac69365f024e91f",
    "signature": "0x9b9f46f0c03116ab3da14b4917de136b1aa08e687f75b8595e7b54934e06154513291c03500218253429e29d35014c6a8f4b85b1aae67bdbb90606e7d1af38011b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}