{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0xde16239b3dc80c9bb92226f60c819abfc9a98c1195e06912d6b37f5015585bc9",
    "signature": "0x2fa9bbb3b39956f089a8a25a3c3c7db34cf60887648d7b523cb03f65c09c6c5764b165a36b62e4bbad2c881d9fa84146f78c578ae4bca1a88e550746113e1f5a1b",
    "signer": "0xd4172DACb313eb72C6Ee29bc685450908f4A1926",
    "userId": "407046354"
  }
}