{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0x1d294a72939d10b1e0e474a1ab256eccd98be30071cb57abb5d638dd8dc25d20",
    "signature": "0x0c31aeeb329f346e4c67daa8ea6010a8d765e9c023b183820d9fad95294dbefa292921ecc3d33439d95485bbb4ed74552e06fcc12bf60257ec67947306fe5c4a1c",
    "signer": "0xd4172DACb313eb72C6Ee29bc685450908f4A1926",
    "userId": "407046354"
  }
}