{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0x92bcb0cd4141269cba2c61c36e65e1272cf7c048d07dc69066c78709cf20f08a",
    "signature": "0x391cd25e2f3e0cd3b6fc43e17155a6d69240f9b4a38b15863afef346690907e84e3263bd394bb5ac865254d347e3681cc829e757007670a545fd9e0978fed7f31c",
    "signer": "0x00290C18848F95DD1769D8ec16E51B80863A7e99",
    "userId": "666711165"
  }
}