{
  "manageEntity": {
    "action": "Follow",
    "entityId": "900066767",
    "entityType": "User",
    "nonce": "0xda44a9870a1fa3a898ae85049d5cbf15da52b57206264ed44f41d1cea21adcc1",
    "signature": "0x473f7e863f615b4064aa4254bafb5f623346a32f999ae1627993fb7dc4d2f004370343cb367fd6d31474e1b101f7efed1107dcd38e2bd46e8debe1f422d44c061c",
    "signer": "0xa57b4357994d735DB3Db20349Ac21e880472e94D",
    "userId": "521443517"
  }
}