{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "108176",
    "entityType": "User",
    "nonce": "0x2427130ab7bb2e327f41186e8c5539e47202dfc6b4f84cdf1b9cf38301c1b6ca",
    "signature": "0xc621fce554d29dfd33d50039a631620af907a90d7f918893c9d0064aa2373b151e6cee79c5446fb4682042a403dd47d9a96a3eaea283b463c418397edbbbbd881b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}