{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x82901d72fac88b4fa721c4bd025fd0e068ebf31b1eb6600055c158a77fa9f925",
    "signature": "0x7565c4e0a1817aed433db5f690f61eac00ed031e36213dd88a1876f3f0bb32ab4af1d91426cc4852da3fdda76d3e1ada58ced0e4bb38f6dd564792aa8fc588df1b",
    "signer": "0x4Aa8154A33F33394BA8De574d71aC98Ba6A47D5a",
    "userId": "645720561"
  }
}