{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0xb90b7b1ac6f4b9b6c97ca1e0bdb015dcb14bf492a2992a672cca47604dadee02",
    "signature": "0x34e3a531c8e2d4fc6879b8708776127d41b08d7e138d60fb85e0ceb6f2f3707918d69baef7f56e1e8d14c6bc1e03b7501e2bc0fdd1e027138a4a9734b8ebb1711c",
    "signer": "0x3dCA4F786a1e64C4c6ea46dbB67Aa793bA7Db05D",
    "userId": "19387738"
  }
}