{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0x4baea53ea87fbdbf6a93370fb5f3a487822aabc73660aee9a965e9a8f7436116",
    "signature": "0x0aea5d831527b012912a3c77757db9e473a0c504afc1000bbea7ad3d0169def85ca9b2b58c8e4278a38037e3ac5a71211192a324a4581bdc9f5dcd20e5e661481c",
    "signer": "0x488e8Cc0aa4A4A170544982D50B2616e42ca6c67",
    "userId": "386938284"
  }
}