{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0xaf0d770dd1d4fe91c04abea0d928b4d4fe14e7bbf28c08922f2fa68435501f86",
    "signature": "0x4dd331ae89bb93090465d5fd5747f9b6968f41ba88b061c6a314b77a540090a01658774321f948b3c4c10ca8777780775d8d6f070d2f06d18094bf6ecd2bca501b",
    "signer": "0xd4172DACb313eb72C6Ee29bc685450908f4A1926",
    "userId": "407046354"
  }
}