{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "247261",
    "entityType": "User",
    "nonce": "0x29c557697866ed56abc335dd4e8083685fd41cff0a7347ee7938c3ab187568a9",
    "signature": "0x50b81de93ba08760a1065c71b77239af8d66002af2780a99684f1d12320870736ff4bfd70b7eade066e3ced631c4a3d46e4ee3f99972b6934dc4c07263f956cd1b",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}