{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "932111677",
    "entityType": "User",
    "nonce": "0x4c6c4ecb8a5d8c84bbf14e1542841edff97f8640515618d1181b91192bb232b8",
    "signature": "0x79c4b32494e33c655782fcb174915af73225873f90c82bc752b0281db79ab4957d57706ae0235c4667dad1ef6f1ad80d718310874bc8c5858cd0311aa8fdaa251c",
    "signer": "0x6B239e9B75f27b519de7Bad3a26a0b7d30e32D3f",
    "userId": "311257477"
  }
}