{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "432106",
    "entityType": "User",
    "nonce": "0x8bbda775fdb65e7b67d572eef4e56dfd913306155123a886fe19422f8121bcf4",
    "signature": "0x78aecb0aad4d2e9d0665e5e4bbddf53ff8b3a983306cbe1d57933e967aa6622360b5e3845ac46cc729585e7b302888c071989a177ddde4c06f2fb17d0d3c46b41c",
    "signer": "0xd85E4A094e4C057572A9D525C9737051A17ab609",
    "userId": "696716320"
  }
}