{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "307093",
    "entityType": "User",
    "nonce": "0xba57811e73fc954a0d4246bc3f5c83237eb087edac301d132c171cb82a5ceb7b",
    "signature": "0xcaa70874a9af9ed2eb1ffa5f8b952f30d87731b11154d3361c346478cfc3a85c611a3bbdbf469d73c47e7d7a730325497aa133e925c4b3173494c7d09ef34adf1b",
    "signer": "0x569a23a5D506E4404139fB7510738Ee5b80F5624",
    "userId": "280440301"
  }
}