{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0x3b99569ba472913a9865c59a383fd8c8f4a71d231d743ed7c82b09e636357049",
    "signature": "0xa5545caca5ddc87750955e8c57500c561c95bf35edacdb3ea9e166ae0eb71b3e4d0334c4137a74a24cd61e3b66d6b0f1483fa4b70ff8b2c707aa5b1de73e751e1b",
    "signer": "0x41b85819b94cd5b7fECa7e7BF3613e0aEa1CD2B8",
    "userId": "190643626"
  }
}