{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "984593706",
    "entityType": "User",
    "nonce": "0x5150c1defd3975d355c57d5e61b97703ab415a12d72a11e4907ca2291b465c1c",
    "signature": "0x44eb63efe0a768b578091cc0651a2c5716ee87cb54b016e7d837f885d5f9424d7033fd61b4294f112c94cc82a036c7ad7537d8713d73c9bc7690c494df680a341b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}