{
  "manageEntity": {
    "action": "Follow",
    "entityId": "638733607",
    "entityType": "User",
    "nonce": "0x8c94557aceaaae655bb13f56db4623cb6b207ea02c96fb715ccb2686847a3ccf",
    "signature": "0xe4125fc740f0e10101d3775b3ec4a8af628d92b0b56e6f26f2f6e913e7ef39551a143dbd0594b0d980da375ca6c5c7cbf0ed8d69a1338f3758196f7bc9ec5a951b",
    "signer": "0xd648B38B61b65e4F8df57D4EE65560D8DaacFDb2",
    "userId": "277314120"
  }
}