{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "228606",
    "entityType": "User",
    "nonce": "0x4896ad66af616a3c49f597160bcda57c17964d0c1a61d7fb64d81a6c16f33b50",
    "signature": "0xb071ab78710a3c2e340ca9685c5e1f813b667cb4179692f238a9dda3454a235d7829dda1b5bf4aacb1cd30bbaa240677379e2a4ad3975ceb3ed7492e75e2d77e1c",
    "signer": "0xF08935327AeC6306C8d0eb92999567e5496848C9",
    "userId": "989073793"
  }
}