{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "68326",
    "entityType": "User",
    "nonce": "0x3ccc3a9fa06385722466e432c99a60cd857e8430c2627f30e40f960fc63a2547",
    "signature": "0x050efa54ca1ad45efeee4601d553b9dd027316ea8f78939c19bee995c23b74321a2b3eb55341f40f45547d0e10494725acc4197ec656cdaeb2a53526e0537af51c",
    "signer": "0x474B8467757bEdBa76afC2394cfCb801C991B143",
    "userId": "815537464"
  }
}