{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "861772625",
    "entityType": "User",
    "nonce": "0xc839c98967eae2520c52b2380e75e0105865a01624407c0554c5ccd8db474f00",
    "signature": "0xea3e3fe0290233feb913aee1f64dce0823d54f361505c13ebb880fde46a1ff9c1a0e747b76aa5e17ee54c4db9f2a895693db233247d55f118eaefeb5011ea90c1b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}