{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41557",
    "entityType": "User",
    "nonce": "0x8009b9860204517412d5e33f8d2e6dd9dc828bf7df6322a3a2d4385c68605e2e",
    "signature": "0x520919621750ac3662a6dbd79d79682b6f34e3d608f6d1531058b653ff43e04a6abab637ea3e5800f19483025449e2cf0e3bbb5622ad0344dfdbea3ece2a77a61c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}