{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "81315",
    "entityType": "User",
    "nonce": "0x2fc94c879668f3b25e23edd29c03787d73f2f1c468ec62d1dd4358a5056ddbf1",
    "signature": "0x4eb2258e0ed8fd414fe933f885ec80471e6dc6014518bf1a83f9e4d763f7c1c52d24c0ecd0993d8a02008770189acafb5f7f36348b34314b72470af7c78d8d1e1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}