{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "988720262",
    "entityType": "User",
    "nonce": "0x20bbb2d4eaaf21cf82ab27e0f40eabe2338bc1bc4fdb6361f04fe0b23a840ea4",
    "signature": "0xa803b692b1f442fabb8f2fd31dd25a36ad40ed762c3eadee679340cea963a7c10cb8fa86e73cbb20c34dd112ef6107b9a838a9ebb173065c4199dcbc38c7843c1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}