{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1994482",
    "entityType": "User",
    "nonce": "0x060a03a5a5a7b15a56f7d6eeb0d27a125d70ba8028fb4f63d559fc4b508011ae",
    "signature": "0xbb5c6cdaa566ef2ca12945ad5d041252061b7f21d013343c5f44b139c6fe0d890f545a8fe0278751ae3b9e2ef529758c14ca6b71ce19e1646d839fff9ef2a6f91c",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}