{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "186661",
    "entityType": "User",
    "nonce": "0xfb9706e72905df2ed6570af194fccfad219ba5a26c72d1d89f1715257e68ddfc",
    "signature": "0x89b3a8416d73386f86a7e3f8d5ad842a7612cc82b7957a38f40d3b482ed985847e390bd4d9e6c66aadaa712e48965e0a0beebf4ff83c0ce64c6ecc50075633481b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}