{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "225324815",
    "entityType": "User",
    "nonce": "0x0ae266ba6373c812fe4c4e4f7181b85bd6d0ae99150007d99778ed6a2451676a",
    "signature": "0xde300a18c529b80466498fa87d46b83fb21e49089971d4a3b1770cf0128bbb674e6bfa1ad4cbea0d8625cc67bc082371f24c2ecfd2b878bc09e2f5e824ab4d991b",
    "signer": "0x6bbE8Ba8276834DECf4c0d3460707A86b8e263b4",
    "userId": "248785756"
  }
}