{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0xbb57637722ffb068f6ef5ab72657669f7604685ae8abb47bdc87ffa5feed8084",
    "signature": "0x7ad7d144189a5c28ebc88fd5d08449703001d991e61d8627746c4d250a1126067846e236f1d89e5255dcac452f09c3933268a3c3b64c94f61f79c974fb769fb91c",
    "signer": "0x9b1a9d02F213F5C768F11FC832194b5cB665E056",
    "userId": "418702748"
  }
}