{
  "manageEntity": {
    "action": "Follow",
    "entityId": "640327",
    "entityType": "User",
    "nonce": "0x894c7ad3b466b3d5bd01654fdea8097904188861a82cf0ccd89d8c8b4083b6f6",
    "signature": "0xa41520bab7002c6fa3131791144782aad9c17d4a88855fc6062ea6c5e0810d27639e46e5e9278d676af75622c5995718da072d7f4045bfbb66de7236ac022a371b",
    "signer": "0x6eF66a6206A4589bEd5849d15Bc2746C2603b01f",
    "userId": "989336341"
  }
}