{
  "manageEntity": {
    "action": "Create",
    "entityId": "1957847807",
    "entityType": "Comment",
    "metadata": "{\"cid\":\"\",\"data\":{\"entity_type\":\"Track\",\"body\":\"Great song!!  And the fusion of new age and rock and acustic band the natural sounds an chorus  makes the melodía catchy the attention to start live with the   good comp oused lírics ...\\nI really  like it !! nice honor to the music instruments ...\",\"entity_id\":393655336,\"track_timestamp_s\":215}}",
    "nonce": "0xfb051bf552e0c45247803e40e77b794e4a86cb2900d9205576cf9be46c59f989",
    "signature": "0x99dfbfd56e0d2ff3b66499e2b2f2f2524083422b2473de464151109ca11b14847f0f410e6a53a0fb346ff39fa12a2397a7c5ba5e0f88dd7aad1d57c39c639ff71b",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}