{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "3848",
    "entityType": "User",
    "nonce": "0xeca3f1b42eeec76a1cfbb9d0f6a45b2688bd31043e74fc0bcdd0de2fdd19cde4",
    "signature": "0x4fbec1f5fc520604f2d6dc08d168d9bc872afa4cc1a7d2a2fae22f630c292a8c37a2b8dc52367c501e143762ee7d596d2e05bc74a7e904f027c0a268bf80f6e61c",
    "signer": "0xC06E04BCf9bB6499714eb77Aca5583c70cF9F5a9",
    "userId": "226221804"
  }
}