{
  "manageEntity": {
    "action": "Follow",
    "entityId": "4138",
    "entityType": "User",
    "nonce": "0x860adb1ab3020d9396fa8bc08754c42a38910b48f2e66796bd3eb67ec9d7a34f",
    "signature": "0xc23b058933060c65a039c5825f5b04c511919a70967943604c609190b5a63a8e6a96d4a15d5062e72f2fbc95617032d3a05a14201f9641ca3454966b64f437bc1b",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}