{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "4760",
    "entityType": "User",
    "nonce": "0x8c1ce9261ade940c7fd10415402fe1addbe972281aff65063befa79771c32b87",
    "signature": "0xfe67b7b8df0e8a55914ba845364c12c5e835e2ff7302ded6d5bc40d1bd4b2c80378fe283f7b6283f5b4fe0f561c1d29398226a94eebe9a70327c469e1f51c1581b",
    "signer": "0x62B225252b0b7b2708Ba325A70401F66d02331A1",
    "userId": "942799090"
  }
}