{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "37180",
    "entityType": "User",
    "nonce": "0x0e5895c09ecc77840d0eac6428f082bea741a4c4c0dbf4b07b5fc4b3ab7dd4b3",
    "signature": "0x0c49c13adfb8b06cc7cfd867d4783440d29ca3bca3d3703b784147ec60a0623515209475efa49ecf3ff2ea2e2418774d36b36fae47b75ba3a3a678627d6e572c1c",
    "signer": "0xab3fbeF816d349E87D7a9AF9D1b42b9D7E14A16F",
    "userId": "385866220"
  }
}