{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1447482",
    "entityType": "User",
    "nonce": "0xfbcab29fbb04040c5b8c290b1ab2af5b53bc393e151eeac1ce601a0bafd607e2",
    "signature": "0xa6960f31703006c237d87271b0b834a56fd6ce37e53cbf41581f80fea67fc42e27dcdad2d99dd7cc215b92591313907d1e0450266e6d3464a146a31435b05a8d1c",
    "signer": "0x569a23a5D506E4404139fB7510738Ee5b80F5624",
    "userId": "280440301"
  }
}