{
  "manageEntity": {
    "action": "Follow",
    "entityId": "121215",
    "entityType": "User",
    "nonce": "0x742870ca3a26e022e1d423f443a3061ad34b4150680d89a79baee5d11fa4a159",
    "signature": "0xd3121de0a45e07706fbe1cb35955ffdc30a095faa092fc971461cc34879adf6135ac14dfce876602fd87cda16e2e3ac8c5b1a64ee1cc34ec66ccebee696cd2691b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}